Best Boring Inserts in 2025

Shank Diameter: 5/8''. Overall Length: 8''. Min. Bore: 0.866''.

Boring from light roughing to finishing in small bores. Insert CCMT 32.51 Included & Key Included

Accepts Inserts CCMT 32.51 and CCMT 32.52. Profiling bar for semi-finishing and finishing operations

Model Code: S08Q-SCLCR3; 1/2" Shank Diameter; include 1 piece CCMT32.5 insert; O.A.L: 7inch; Inerst Screw: M4x8

Using 80 degree carbide CCMT inserts negative 5 degree end and side cutting angle

Boring from light roughing to finishing in small bores; With 1 piece CCMT Carbide Inset and Key

Used for machining aluminum

Carbide

10 pc/box

♥package : 1pc S20R-MWLNR08 boring bar+ 10pcs WNMG432 carbide insert + 1pc wrench.

♥ S20R-MWLNR08 turning boring bar : the cutting direction：right hand , the turning tool bar is made of high-quality alloy steel with Nickel Cotated,which can effectively improve the wear resistance, corrosion resistance and stability of the turning tool bar, for long time use.

♥WNMG432 carbide insert : inserts are made of carbide and the coating material is TiN ,it can be used for finishing or semi finishing steel ,the inserts has high hardness, low friction coefficient, good wear resistance and chemical stability .

♥Package includes ：1PC SNR0013M16 boring bar + 11PCS 16IR AG60 carbide thrading turning insert + 1PC T15 wrench

♥SNR0013M16 : overall length : 150mm=5.9inch , shank diameter : 13mm=0.51inch, cutting direction : internal thread right cutting

♥ Thredaing boring bar : The material of the boring bar is 40Cr steel, Widely Use, Tightly impacted bolt, simple structure, often used for small hole machining.

1. Material: Steel(Turning Holder)+Carbide(Carbide inserts); Color: Black(Boring Bar)+Golden (Threading Insert)

2. Direction: Right Shank Dia: 13mm=0.51"=1/2"; 16mm=0.63"=5/8"; Over Length: M:150mm/5.90"(Boring Bar); H:100mm/3.94"(Threading Holder)

3. Package: 1pc SNR0013M16+1pc SER1616H16 +5pcs 16ER AG60+5pcs 16IR AG60+2pcs wrenchs

♥PACKAGE INCLUDES : 5pcs lathe turning tools (S12M-SCLCR06 + S10K-SCLCR06 + S08K-SCLCR06 + S07K-SCLCR06 + S06K-SCLCR06 )+ 5PCS CCMT21.51( = ISO CCMT060204 ) carbide inserts + 5PCS T8 wrench , Comes with individual package, packed in Plastic box with Size mark on the box.

♥5PCS BORING BAR : The material of the boring bar is 40Cr steel, Widely Use, Tightly impacted bolt, simple structure, often used for small hole machining.

♥Lead cutting angle: 95 Degree, cutting direction: right hand, turning insert: CCMT21.51( = ISO CCMT060204 ), clear mark on the wrench, easy to identify bar holder.

🎄 About CCMT060204 inserts: carbide material with CVD coating ,used for machining steel and stainless steel parts, non-ferrous metals. 80 degree diamond turning inserts.

🎄 About the internal holder / boring bar : mini ae.(Minimum machining hole diameter) 10mm,13mm,16mm; 40Cr material with forging process , strong and durable ,total length :125mm-150mm/4.92"-5.9", 95 degree right hand internal turning boring bar.

🎄 Advantage: Mini boring bars offer long life and faster cutting speed, low friction coefficient, good wear resistance .

3/4", .75in Round Shank, 90 Degree, Indexable Boring Bar Set, allowing the operator to set positive or negative rake

Chip breaker eliminates long stringer chips, A new cutting edge may be presented by simply, indexing the insert

It is not necessary to remove tool from chuck or tool post

Round shanks allow the operator to set positive or negative rake angle. Indexable inserts, for longer usage.

Chip breaker eliminates long stringer chips. It is not necessary to remove the tool from the bore head.

Screw Down Style Inserts. C6 grade: carbide for steel and alloy steel. A new cutting edge may be presented by simply indexing the insert.

Model：1PCS MGIVR2016-2 + 1PCS MGIVL2016-2 + 2PCS MGMN200-G NC3020

Shank Diameter: (5/8" inch / 16*16mm) ; Overall Length：( 6.3" inch / 160mm)

Grooving holder : Each tool holder is black oxidized smooth surface and tool hardness (HRC 48 degrees up and down) and precision are up to the first grade.

🎄 MGMN200 Inserts Material: Made of solid carbide with tin coated,suitable for steel and stainless steel parts processing.

🎄 Coating: CVD , MGMN 200 Suitable for Steel and Stainless steel parts processing. Coating endows inserts strong impact resistance, good versatility with high precision, High finish and High wear resistance.

🎄 Feature of Inserts: MGIVR offers long tool life and faster cutting speed, low friction coefficient. Good versatility with high precision, high finish and high wear resistance. Not easy to stick to the holders or workpieces. Vacuum hardening, exquisite craftsmanship, easy cutting.

Package include:2pcs Boring bar with wrench +5pcs 16ER+ 5pcs 16IR Inserts

SNR0013M16 : overall length : 150mm=5.9inch , shank diameter : 13mm=0.51inch, cutting direction : internal thread right cutting

SNL0013M16 : overall length : 150mm=5.9inch , shank diameter : 13mm=0.51inch, cutting direction : internal thread left cutting

Carbide

TCMT221

C6

🎄 Inserts Material : Carbide inserts with CVD Coating. Coating endows inserts strong impact resistance, good versatility with high precision, high finish and high wear resistance.

🎄 Insert Applicaiton: Suitable for Stainless steel parts processing. Turning inserts for finishing and semi-finishing.

🎄 Inserts Feature: Wear-resistant and heat-resistant, not easy to stick to the holders or workpieces or break up.Vacuum hardening, exquisite craftsmanship, easy cutting.

Sclcr Boring Bar 5/8" Shank Diameter, Overall Length 8”

Insert Material: made of solid carbide with Multilayer coated, offer long tool life and faster cutting speed, low friction coefficient, good wear resistance

Used for Turning internal hole, reaming, copying,etc.,used for semi-finishing on the existing hole cutter,fit boring machine, lathe machine

Extreme Gloss Finish. Utilizes 80° Diamond CCMT inserts.

Negative 5° End side cutting angle. Bar hardness approx. 45HRC.

The insert is securely held with a torx screw to reduce tool slipping.

☞Material : DCMT2(1.5)1 carbide Inserts with CVD coating ,55 degree diamond turning inserts ，used for machining stainless steel and steel parts

☞About the Internal Boring bars: 40Cr common steel with forging process , strong and durable ,95 degree right hand internal turning holder. Screw compression,easy to install and remove

☞Advantage: Offer long life and faster cutting speed, low friction coefficient, good wear resistance Designed for Steel, cast iron and non-ferrous materials

Uses standard TPG322 or TPU 32X carbide insert ( CUTTER Includes 3 inserts TPG322 )

90 Degree positive rake

Right hand cut

Good quality, excellent performance and practical design at an affordable price

Maximum rigidity is assured when boring bar holder is used in an offset position

Hardened and ground adjusting screw along with our wide base design guarantees long life and trouble-free use

Package : 7 pieces 10mm shank indexable carbide lathe turning tool holders( SDNCN1010H07, SDJCR1010H07, SCLCR1010H06, SER1010H11, MGEHR1010-1.5, S10K-SCLCR06, SNR0010K11), 7 pieces indexable carbide inserts(CCMT21.51, DCMT21.51, 11IR A60, MGMN150-G, 11ER A60), 7 pieces wrenches.

Each tool holder comes with a C6 TiN Coated indexable carbide insert with positive rake cutting angle and built-in chip breaker great for general purpose cutting action.

7 PIECES LATHE INSERT TOOL HOLDERS : the material of the holder is 40Cr steel, black oxide smooth finish on each turning tool holder marked with tool holder style and shank size. Typically used for threading, turning, cutoff, boring, facing, external grooving, etc.

1 pc 3/4'' x 10'' RH SCLCR Indexable Boring Bar

10 pcs CCMT32.51 inserts

For medium-duty turning

See Downloads section below item photos for detailed product information, technical information and compatible inserts.

MBB or ANSI TD style inserts

.270" minimum bore, 5° Lead Angle

Coolant through boring bar for right hand boring, facing, and profiling

Made from precision ground heat treated steel

Coolant through design for improved chip removal

1 pc TAS-500 DTX: 3/4" shank; 1/2" min bore; 1-5/16" max bore; 2-15/16" overall length; TCMT21.5 carbide TiN coated insert; M2.5 x 6 insert screw

1 pc TAS-750 DTX: 3/4" shank; 3/4" min bore; 1-17/32" max bore; 3-5/32" overall length; TCMT32.5 carbide TiN coated insert; M4 x 8 insert screw

1 pc TAS-1000 DTX: 3/4" shank; 1" min bore; 1-3/4" max bore; 3-3/8" overall length; TCMT32.5 carbide TiN coated insert; M4 x 8 insert screw

Model: MGIVR2016-2 MGMN200-G

About holders:made of High-Quality Alloy Steel 40CR, Using Free Forging Process, with Higher Mechanical Properties. Prompt Work Efficiency.

Coated:CVD MT-TiCN+Tic+Al2O3

Model: MGIVR2016-3

About holders:made of High-Quality Alloy Steel 40CR, Using Free Forging Process, with Higher Mechanical Properties. Prompt Work Efficiency.

Screw:M4x10 Wrench:T15

Model: MGIVR2016-4

About holders:made of High-Quality Alloy Steel 40CR, Using Free Forging Process, with Higher Mechanical Properties. Prompt Work Efficiency.

Screw:M4x10 Wrench:T15

Material: .polycrystalline diamond.(PCD). Hardness: >8000HV; Heat resistance:1400°F. It makes longer service life, ultra wear resistance, more durable and sharp.

Suitable for:machining aluminum, aluminum alloys, copper, steel alloys, cemented carbide, titanium, magnesium, zinc, lead, glass fiber, carbon fiber reinforced plastics, and other non-metallic.

Size and model for options: 11IR AG60, 11ER AG60, 16IR AG60, 16ER AG60, MGMN200, MGMN300, DCMT070204, DCMT11T304, CCMT060204, CCMT09T304.