Best Steel Shank Boring Bar

OSCARBIDE 1/2 Round Shank 4 Pieces/Set Boring Bar Set,90 Degree with Indexable Carbide Inserts TCMT21.51 TCMT110204

OSCARBIDE Boring Bar Set ,1-1/4”to 2-1/2”Boring Depth ,7/16” to 1/2”Min Bore ,1-3/4” to 4” Overall length,Bar holders are made of high quality steel with coated, inserts with Tin-coated are made of carbide,for moistureproof, rust-proof,for long time use.
Allow the operator to set positve or negative rake,chip breaker eliminates long stringer chips.
Carbide Inserts can be indexed, when it is dull use another sided,It is not necessary to remove tool from chuck or tool post.
Used for Turning internal hole, reaming, copying,etc.,used for semi-finishing on the existing hole cutter,fit boring machine, lathe machine.
Replacement insert for this kit ,please search the Asin of this item: B07Q2HNGVF to buy it.

Mini Turning Tool holders with 3/8'' Shank, 5ps/set AL, AR, BL, BR, and E Tool Holders with 5 TCMT C-6 Inserts.
Multiple cutting surfaces available provide longer tool life,Carbide Inserts can be rotated to a new cutting edge without changing the position of the tool holder.
Positive rake cutting and built-in chip breaker groove,for Turning, Cutting, Facing, Boring, and Chamfering.
Carbide insert is coated with tin to provide long life and sharpness,higher temperatures than ordinary steel tools .turning tool holder is made of high-quality steel, coated with nickel for durability,moisture proof and resistant to rusting and corrosion..
Replacement insert for this kit ,please search the Asin of this item: B07Q2HNGVF to buy it.

Mini Turning Tool holders with 1/16'' Shank, 5ps/set AL, AR, BL, BR, and E Tool Holders with 5 TCMT C-6 Inserts.
Multiple cutting surfaces available provide longer tool life,Carbide Inserts can be rotated to a new cutting edge without changing the position of the tool holder.
Positive rake cutting and built-in chip breaker groove,for Turning, Cutting, Facing, Boring, and Chamfering.
Carbide insert is coated with tin to provide long life and sharpness,higher temperatures than ordinary steel tools .turning tool holder is made of high-quality steel, coated with nickel for durability,moisture proof and resistant to rusting and corrosion..
5pcs in a wooden case for safe storage, the carbide inserts replacement TCMT090204,please search the Asin B07SJX9YNR to buy it on amazon..

Product - Boring Bar Set ,Bar holders are made of high quality steel with coated, inserts with Tin-coated are made of carbide,for moistureproof, rust-proof,for long time use..
Parameter - Positive Rake 90Degree Lead, Uses 0.050 key, C6 grade: carbide for steel and alloy steel..
Function - Round shanks allow the operator to set positve or negative rake,chip breaker eliminates long stringer chips..
Feature - Chip breaker eliminates long stringer chips, A new cutting edge may be presented by simply, indexing the insert..
Application - Used for Turning internal hole, reaming, copying,etc.,used for semi-finishing on the existing hole cutter,fit boring machine, lathe machine..

Package includes: you will receive 4 pieces SCLCR06 lathe boring bar turning tools holders, including a S07K-SCLCR06, a S08K-SCLCR06, a S10K-SCLCR06 and a S12M-SCLCR06, 10 pieces CCMT0602, metal indexable turning insert blades, sufficient quantity and easy to replace.
Quality material: lathe boring bar turning tools holder are made of quality cemented carbide and tungsten steel.
The cemented carbide material makes the turning tool durable and adaptable.
Indexable carbide turning insert blades are made of cemented carbide and use PVD coating, the blade is sturdy, low friction coefficient, wear-proof and stable.
Suitable size: the diameter of the S07K/ S08K/ S10K handle is 4.92 inches/ 125 mm, S12M-SCLCR06 is 5.9 inches/ 150 mm.
cutting angle is 95 degree, cutting direction is right hand.
Each tool holder has a black oxidized smooth surface, and the tool hardness (HRC up and down 48 degrees) and has nice accuracy.
Easy to store: insert 10 pieces of cemented carbide into a boxes, and put them in a plastic container, safe and easy to store, compatible with SCLCR06 lathe boring bar turning tools holders.
Tight impact bolts, simple structure, often applied for small hole processing.
Note: due to the slight color change of manu....

AR-style tool shape has a 0-degree side cutting angle for straight turning, facing, or boring to a square shoulder.
C5 grade uncoated carbide tip for roughing and heavy machining of steel and steel alloys.
Right-hand cutting direction for right-to-left feed.
Positive rake angle provides a sharp edge for making continuous cuts.
Square steel shank fits square toolholders.

Hole in flute (head) makes it easy to pull wires through hole in wall.
Boring action is faster, smoother, cleaner in most every material encountered in wiring installations.
Special flute finishing process assures quick chip removal, no clogging, no binding.

There are many optional types of SHB-12-03, SHB-12-04, SHB-12-05, HB-12-06 to meet various needs..
Vacuum nitriding treatment makes the surface harder and more wear-resistant. Made of high-quality high-speed steel material, with high hardness and high strength..
The entire working part of the small hole boring bar is precision ground and hardened, which is suitable for various CNC turning and milling machines..
The small hole boring bar is quenched at high temperature, which greatly improves the hardness, wear resistance, fatigue strength and toughness..
We strive to provide a product of the highest quality and the best customer experience, if you are not completely satisfied, do not hesitate to contact us at any time..

☞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.
☞Application: The Minimum processing aperture is 3-5mm of the boring bar head diameter. Used for turning and finishing on a wide range of materials..
☞Package includes: 3pcs Turning Boring Bars (S08K-SDUCR07 + S10K-SDUCR07 +S12M-SDUCR07 ) + 10pcs DCMT070204 Gold Carbide inserts + 3PCS T8 Wrenches.