Description: Drillpro Upgrade 7pcs 10mm Turning Tool Holder Lathe Boring Bar + 7pcsCarbuye Inserts+ 7pcs Wrenches Set Specification: Brand Drillpro Shank Diameter 10mm Material Alloy steel Upgrade feature Higher hadness Higher toughness Prevent processing vibration 3-5 time longer service life No. Model Shank Diameter (mm) Overal Length (mm) Insert 1 MGEHR1010-2 10 100 MGMN200 2 SER1010H11 10 100 11 ER 3 SCLCR1010H06 10 100 CCMT060204 4 SDJCR1010H07 10 100 DCMT070204 5 SDNCN1010H07 10 100 DCMT070204 6 S10K-SCLCR06 10 125 CCMT060204 7 SNR0010K11 10 125 16 IR Features: 1. Bar hardness approximately 50HRC, better than the old version. 2. Upgraded set can prevent processing vibration, higher hadness, higher toughness 3. Longer service life, can work for you 3-5 times longer than old version. 4. Vacuum nitriding makes bar more durable. 5. Higher machining accuracy. 6. Great for semi-finishing and finishing operations. 7. Good low temperature impact toughness, improved the surface gloss of the cutting pieces. Package Included: 7 x Turning tool holder 7 x Carbuye inserts 7 x Wrenches