MBPR quick change micro tiny boring cutter

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Turning

Turning Series is engineered for high-precision and high-efficiency turning, including Boring Tools, Quick Change Boring Tools, Turning Inserts, and Knurling Tools. It delivers complete machining solutions for CNC lathes, automatic lathes, and Swiss-type machines.All tools are made from premium carbide and produced with precision processes, offering excellent rigidity, stability, and wear resistance for consistent performance in high-speed and high-volume machining. Boring and Quick Change Boring Tools ensure accuracy in small-diameter and deep-hole operations while reducing tool-change time. Turning Inserts feature multiple geometries and coatings for stable roughing and finishing across various materials. Knurling Tools provide clean, precise anti-slip and decorative patterns.Overall, the Turning Series enhances machining efficiency, dimensional accuracy, and surface quality.

Boring Tool

Boring Tools are high-precision cutting instruments used for enlarging or finishing pre-existing holes. They are widely applied in mold manufacturing, aerospace, automotive components, and precision instrumentation industries. Their primary function is to achieve high-accuracy machining of pre-drilled or cast holes while ensuring precise hole positioning, superior surface finish, and optimal geometric tolerances.

Quick Change Boring Tool

Quick change boring tool is designed to significantly improve machining efficiency by enabling fast and repeatable tool changes without the need for recalibration. Featuring a modular structure with a precision-ground interface, it ensures high rigidity, low runout, and stable cutting performance during small-diameter and deep-hole machining. The quick-change mechanism minimizes machine downtime, making it ideal for mass production environments such as CNC lathes, Swiss-type machines, and automatic lathes. Constructed from premium carbide and alloy steel materials, the tool provides excellent durability, consistent accuracy, and long service life, ensuring high productivity and superior hole-finishing quality.

Turning Insert

Turning Insert is a precision-engineered cutting tool used for CNC lathes and automatic turning machines to perform various machining operations, including roughing, finishing, profiling, and threading. Manufactured from high-performance carbide and enhanced with advanced coatings, these inserts provide excellent wear resistance, thermal stability, and prolonged tool life. Available in multiple geometries, chipbreakers, nose radii, and material grades, Turning Inserts deliver consistent cutting performance across a wide range of materials such as steel, stainless steel, cast iron, and heat-resistant alloys. Their high accuracy and strong edge integrity ensure superior surface finish, improved dimensional control, and enhanced productivity in both high-speed and continuous production environments.

Knurling Tool

Knurling Tool is designed for creating precise and consistent surface patterns on cylindrical workpieces, commonly used to produce anti-slip grips, decorative textures, or press-fit surfaces. Manufactured from high-strength alloy steel and engineered for stable performance on CNC lathes, Swiss-type machines, and conventional turning equipment, the tool ensures clear pattern formation with excellent repeatability. Available in straight, diagonal, and diamond knurl patterns, it delivers uniform pressure distribution and minimizes deformation during forming. With durable knurling wheels and rigid tool bodies, Knurling Tools provide long service life, stable forming quality, and reliable performance for both high-volume production and precision applications.

Milling

Milling Product Series is designed for high-precision, high-efficiency CNC machining across a wide range of materials, including carbon steel, alloy steel, stainless steel, titanium alloys, and composites. Using premium materials and advanced manufacturing technology, the tools deliver excellent dimensional accuracy, stable cutting performance, efficient chip evacuation, and long tool life for both roughing and finishing operations.Carbide End Mills are made from ultrafine-grain solid carbide, offering high hardness, wear resistance, and optimized flute geometry for smooth cutting, reduced vibration, and extended service life. They are well suited for high-speed machining in molds, aerospace, medical, and precision engineering applications.Diamond End Mills are ideal for ultra-hard and abrasive materials such as graphite, ceramics, carbon fiber, and non-ferrous metals. Diamond coatings provide exceptional durability, thermal stability, and superior surface finish for ultra-precision and long-cycle machining.Carbide Thread Mills enable accurate, burr-free internal and external threading with high stability. Compared to traditional taps, they offer safer machining, greater flexibility, and reliable results in tough materials and complex threading applications.Overall, the Milling Series supports higher productivity, lower machining costs, and superior surface quality in modern CNC manufacturing.

Carbide End Mill

Carbide End Mills are designed for high-precision and high-efficiency CNC milling applications. Made from ultrafine-grain solid carbide, they offer excellent hardness, wear resistance, and cutting stability. Optimized flute geometry and advanced edge preparation ensure smooth chip evacuation, reduced vibration, and consistent dimensional accuracy.Suitable for both roughing and finishing, these end mills deliver high surface quality and long tool life, even under high-speed or heavy-load conditions. They are ideal for machining carbon steel, stainless steel, alloy steel, hardened steel, aluminum, titanium alloys, and non-ferrous materials.Widely used in mold making, aerospace, automotive, and precision engineering, Carbide End Mills provide reliable performance and improved machining efficiency.

Diamond End Mill

Diamond End Mills are designed for ultra-hard, abrasive, and high-precision machining applications. Featuring high-quality diamond-coated cutting edges, they offer exceptional wear resistance, low friction, and excellent thermal conductivity, ensuring long tool life during high-speed operation.With optimized flute geometry and precision-ground edges, these tools deliver smooth chip evacuation, minimal deformation, and superior surface finish. They are ideal for machining graphite, carbon fiber composites, ceramics, aluminum alloys, copper, and other non-ferrous or abrasive materials.Widely used in mold making, electronics, aerospace, and automotive industries, Diamond End Mills provide stable performance, high accuracy, and consistent surface quality for demanding precision machining tasks.

Carbide Thread Mill

Carbide Thread Mills are precision tools designed for accurate and stable threading across a wide range of materials. Made from premium solid carbide, they offer exceptional hardness, wear resistance, and thermal stability, ensuring consistent performance in demanding CNC machining environments.With precision-ground thread profiles and optimized flute geometry, these mills provide smooth chip evacuation, reduced cutting forces, and excellent dimensional accuracy. Unlike traditional taps, they minimize the risk of breakage and allow flexible machining of internal and external threads, blind holes, and large diameters.Ideal for stainless steel, alloy steel, titanium, and other high-strength materials, Carbide Thread Mills are widely used in aerospace, medical devices, mold making, and precision engineering. They deliver reliable thread quality, extended tool life, and improved productivity, offering a cost-effective solution for high-precision threading applications.

Drilling

Drilling Series is developed for high-precision, high-efficiency metal drilling in CNC machining centers and automatic lathes, especially for demanding and hard-to-machine materials. With optimized cutting geometry, advanced tool materials, and high-performance coatings, the series ensures stable drilling, excellent hole quality, and long tool life.The series includes Carbide Drills and Diamond Drills.Carbide Drills offer high hardness and wear resistance, making them suitable for steel, stainless steel, aluminum alloys, and heat-resistant materials. Their optimized cutting edges provide smooth chip evacuation, high dimensional accuracy, and stable performance in deep-hole, micro-hole, and batch drilling operations.Diamond Drills are designed for high-hardness and brittle materials such as CFRP, ceramics, glass, and non-ferrous metals. Diamond coatings reduce cutting resistance and wear while ensuring precise hole size and superior surface finish, making them ideal for advanced precision machining.

Carbide Drill

Carbide Drills are designed for high-precision, high-speed drilling in demanding machining applications. Made from premium solid carbide, they provide excellent hardness, wear resistance, and thermal stability for consistent performance.Optimized flute geometry ensures smooth chip evacuation, reduced cutting forces, and accurate hole quality. These drills are suitable for materials such as carbon steel, stainless steel, aluminum alloys, copper, titanium, and heat-resistant alloys.With long tool life and stable cutting behavior at high speeds and feed rates, carbide drills are ideal for deep-hole drilling, micro-drilling, and high-volume production environments.

Diamond Drill

Diamond Drills are designed for precision drilling in hard, abrasive, and brittle materials. With advanced diamond coatings, they offer exceptional wear resistance, thermal stability, and long tool life. The sharp cutting edges reduce cutting force and prevent chipping, ensuring clean, accurate holes. Ideal for ceramics, glass, composites, graphite, and non-ferrous metals, diamond drills are widely used in aerospace, electronics, medical, and precision manufacturing applications.

Threading

Threading Series is designed for precise, reliable, and efficient internal and external thread machining across a wide range of materials. Developed for high-performance CNC applications, it delivers excellent thread accuracy, stable cutting performance, and long tool life, making it suitable for automotive, aerospace, mold making, machinery parts, and general engineering.This series focuses on high-precision threading tools with optimized geometry and advanced materials to reduce cutting resistance, ensure smooth chip evacuation, and maintain tight dimensional tolerances. It provides consistent and stable performance for both mass production and small-batch machining.Machine Taps are specifically engineered for CNC and automated tapping. Made from premium HSS, cobalt alloys, or solid carbide, they offer high wear and heat resistance. Optimized flute designs prevent chip jamming and thread deformation. Available in spiral flute, spiral point, and straight flute types, they are suitable for materials such as stainless steel, hardened steel, aluminum, copper, and cast iron, ensuring accurate threads, lower torque, and extended service life.

Machine Tap

Machine Tap is a high-precision cutting tool designed for CNC and automated threading operations. Engineered from premium materials such as high-speed steel (HSS), cobalt alloys, or solid carbide, it offers exceptional wear resistance and durability under demanding machining conditions. Its optimized flute geometry ensures smooth chip evacuation, reduces cutting torque, and minimizes thread deformation, providing consistent and accurate thread profiles. Available in spiral point, spiral flute, and straight flute designs, Machine Taps are suitable for a wide range of materials, including stainless steel, hardened steel, aluminum, copper, and cast iron. Ideal for both mass production and small-batch machining, the Machine Tap delivers stable cutting performance, extended tool life, and superior threading quality, making it a reliable choice for automotive, aerospace, mold making, and precision engineering applications.

Collets

Collet Series is designed to meet diverse high-precision clamping requirements for CNC lathes, machining centers, and automatic bar-feeding systems. It includes Guide Bushes, Lathe Collets, Barfeed Collets, and ER Collets, providing complete solutions for precision turning, drilling, and automated machining.All collets are made from high-quality materials and finished with precision grinding to ensure excellent concentricity, strong clamping force, and long service life. This reduces runout, improves machining accuracy, and enhances tool stability in both small-part machining and high-speed mass production.With reliable performance and strict quality control, the Collet Series is widely applied in mold making, automotive parts, electronics, and precision engineering industries.

Lathe Collet

Lathe Collets are precision clamping tools designed for holding workpieces securely during turning operations on CNC lathes and automatic machines. With their high concentricity and strong clamping force, they ensure stable machining, reduced vibration, and improved surface accuracy—making them ideal for both small parts and high-speed production environments. Manufactured from premium alloy steel or carbide materials, our Lathe Collets undergo advanced heat treatment and precision grinding to achieve excellent wear resistance and long service life. The optimized elastic structure provides consistent clamping performance and reliable repeatability, even under continuous operation.

Guide Bushes

Guide Bushes are essential components in Swiss-type CNC lathes, designed to support and guide bar stock during high-speed turning. By keeping the workpiece closely aligned with the cutting tools, they enhance machining stability, dimensional accuracy, and surface quality—particularly for small-diameter and long, slender parts.Manufactured from high-quality steel or carbide with precision heat treatment and grinding, guide bushes offer low friction, high rigidity, and excellent wear resistance. This ensures smooth bar feeding, reduced vibration, and reliable performance in high-RPM precision machining operations.

Barfeed Collet

Barfeed Collets are precision clamping components designed for automatic bar-feeding systems, ensuring stable gripping, accurate bar positioning, and smooth continuous feeding during CNC turning operations. They play a key role in maintaining efficiency and consistency on CNC lathes and Swiss-type machines.Made from high-strength alloy materials with precision grinding, our Barfeed Collets provide excellent elasticity, wear resistance, and long service life. Their optimized clamping structure reduces slippage and vibration, supporting reliable performance in high-speed, high-volume production environments across automotive, electronics, medical, and precision hardware industries.

ER Collet

ER Collets are widely used clamping tools for milling, drilling, tapping, and general CNC machining. They offer a wide clamping range, secure tool holding, and low runout, helping improve machining accuracy and stability. Manufactured from high-quality alloy steel, our ER Collets undergo precision heat treatment and grinding to ensure high concentricity, strong clamping force, and excellent wear resistance. Their elastic structure supports stable performance at high spindle speeds. Available in ER8 to ER40 sizes, they are compatible with CNC machining centers, milling and drilling machines, and are widely used in mold making, automotive, aerospace, and precision engineering applications.
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OEM&OEM

Product Type	Min.Dia（mm）ΦA	ΦD	r	L1	L2	F	S	JS25	AL25
MBPR0421L06R005-Y（- C）	2.1	4	0.05	31	6	1.85	0.2	•	•
MBPR0421L06R010-Y（- C）	2.1	4	0.10	31	6	1.85	0.2	•	•
MBPR0421L10R005-Y（- C）	2.1	4	0.05	35	10	1.85	0.2	•	•
MBPR0421L10R010-Y（- C）	2.1	4	0.10	35	10	1.85	0.2	•	•
MBPR0426L08R005-Y（- C）	2.6	4	0.05	33	8	2.35	0.25	•	•
MBPR0426L08R010-Y（- C）	2.6	4	0.10	33	8	2.35	0.25	•	•
MBPR0426L08R015-Y（- C）	2.6	4	0.15	33	8	2.35	0.25	•	•
MBPR0426L12R005-Y（- C）	2.6	4	0.05	37	12	2.35	0.25	•	•
MBPR0426L12R010-Y（- C）	2.6	4	0.10	37	12	2.35	0.25	•	•
MBPR0426L12R015-Y（- C）	2.6	4	0.15	37	12	2.35	0.25	•	•
MBPR0431L10R005-Y（- C）	3.1	4	0.05	35	10	2.8	0.30	•	•
MBPR0431L10R010-Y（- C）	3.1	4	0.10	35	10	2.8	0.30	•	•
MBPR0431L10R015-Y（- C）	3.1	4	0.15	35	10	2.8	0.30	•	•
MBPR0431L15R005-Y（- C）	3.1	4	0.05	40	15	2.8	0.30	•	•
MBPR0431L15R010-Y（- C）	3.1	4	0.10	40	15	2.8	0.30	•	•
MBPR0431L15R015-Y（- C）	3.1	4	0.15	40	15	2.8	0.30	•	•
MBPR0441L12R005-Y（- C）	4.1	4	0.05	37	12	3.8	0.40	•	•
MBPR0441L12R010-Y（- C）	4.1	4	0.10	37	12	3.8	0.40	•	•
MBPR0441L12R020-Y（- C）	4.1	4	0.20	37	12	3.8	0.40	•	•
MBPR0441L16R005-Y（- C）	4.1	4	0.05	41	16	3.8	0.40	•	•
MBPR0441L16R010-Y（- C）	4.1	4	0.10	41	16	3.8	0.40	•	•
MBPR0441L16R020-Y（- C）	4.1	4	0.20	41	16	3.8	0.40	•	•
MBPR0441L20R005-Y（- C）	4.1	4	0.05	45	20	3.8	0.40	•	•
MBPR0441L20R010-Y（- C）	4.1	4	0.10	45	20	3.8	0.40	•	•
MBPR0441L20R020-Y（- C）	4.1	4	0.20	45	20	3.8	0.40	•	•
MBPR0551L15R010-Y（- C）	5.1	5	0.10	40	15	4.8	0.50	•	•
MBPR0551L15R020-Y（- C）	5.1	5	0.20	40	15	4.8	0.50	•	•
MBPR0551L20R010-Y（- C）	5.1	5	0.10	45	20	4.8	0.50	•	•
MBPR0551L20R020-Y（- C）	5.1	5	0.20	45	20	4.8	0.50	•	•
MBPR0551L25R010-Y（- C）	5.1	5	0.10	50	25	4.8	0.50	•	•
MBPR0551L25R020-Y（- C）	5.1	5	0.20	50	25	4.8	0.50	•	•
MBPR0661L15R010-Y（- C）	6.1	6	0.10	40	15	5.8	0.60	•	•
MBPR0661L15R020-Y（- C）	6.1	6	0.20	40	15	5.8	0.60	•	•
MBPR0661L20R010-Y（- C）	6.1	6	0.10	45	20	5.8	0.60	•	•
MBPR0661L20R020-Y（- C）	6.1	6	0.20	45	20	5.8	0.60	•	•
MBPR0661L25R010-Y（- C）	6.1	6	0.10	50	25	5.8	0.60	•	•
MBPR0661L25R020-Y（- C）	6.1	6	0.20	50	25	5.8	0.60	•	•
MBPR0661L30R010-Y（- C）	6.1	6	0.10	55	30	5.8	0.60	•	•
MBPR0661L30R020-Y（- C）	6.1	6	0.20	55	30	5.8	0.60	•	•
MBPR0771L25R010-Y（- C）	7.1	7	0.10	54	25	6.8	0.70	•	•
MBPR0771L25R020-Y（- C）	7.1	7	0.20	54	25	6.8	0.70	•	•
MBPR0771L35R010-Y（- C）	7.1	7	0.10	64	35	6.8	0.70	•	•
MBPR0771L35R020-Y（- C）	7.1	7	0.20	64	35	6.8	0.70	•	•

Coated Item	Color	Application	Performance parameter
AT12	Gold	Universal use for ≤HRC45 material; Stainless(austenitic&Martensite,303,304,316F...); Steel(Bearing steel，quenched steel，Cr-Mo stee， Mn steel...); Koveralloy; Superalloy;Copper; Iron castingPig iron；Nickel alloy,PMMA...	Nano Hardness:HV3500 Friction Coefficient: 0.3 Max.Temp：900°
JS25	Bronze	Universal use for ≤HRC60 material;Stainless(austenitic&Martensite,316L 303,304,321,316F,High Nickel Stainless...); Steel(Bearing steel,quenched steel,Cr-Mo stee,Mn steel...); Koveralloy; Superalloy;Copper; Iron castingPig iron；Nickel alloy..	Nano Hardness:HV4500, Friction Coefficient: 0.4 Max.Temp：1100°
AL25	Blue Grey	Special use for mild material ;Especial for Pure iron , special for mild steel & mild stainless,like 304.	Nano Hardness:HV3500, Friction Coefficient: 0.25 Max.Temp：800°
AD12	Black	Special use for viscous Material:;Aluminium，PMMA，Polyethylene.CFRP.	Nano Hardness:HV2200, Friction Coefficient: 0.2Max.Temp：400°
TZ25	Champagne Gold	Special use for titanium alloy.	Nano Hardness:HV4000Friction Coefficient: 0.55 Max.Temp：900°
AT25	Black	Carbon Steel,alloy steel,Bearing steel,quenched steel,Cr-Mo stee,Mn steel...；	Nano Hardness:HV3500, Friction Coefficient: 0.6 Max.Temp：900°
LC25	Rainbow	Special use for viscous Material:; Aluminium，PMMA，Polyethylene.CFRP.	Nano Hardness:HV5000 Friction Coefficient: 0.05 Max.Temp：450°

Turning

Boring Tool

Quick Change Boring Tool

Turning Insert

Knurling Tool

Milling

Carbide End Mill

Diamond End Mill

Carbide Thread Mill

Drilling

Carbide Drill

Diamond Drill

Threading

Machine Tap

Collets

Lathe Collet

Guide Bushes

Barfeed Collet

ER Collet

MBPR quick change micro tiny boring cutter