Features 1、Round Handle Design: These boring tools are round shank design, allowing positive or negative rake angles to be set. 2、Cemented Carbide Material: Adopt cemented carbide material, with high hardness and wear resistance, and good cutting performance. 3、Indexable Design: Indexable design, the other side can be used when blunt, no need to remove the tool from the chuck or tool holder. 4、Various Specifications: The kit contains 7pcs boring tools of different specifications, with standard size, suitable for different turning operations. 5、For Turning Operations: These boring tools are often used for turning inner holes, reaming, profiling, etc., to cooperate with boring machines and lathes. Specification Item Type: Boring Tool Material: Cemented carbide Model: F1-18 Wood Block Material: Pine Uses: Used for turning inner holes, reaming, profiling, etc. Applicable Scene: Cooperate with semi finishing machining of boring machine and lathe Round Shank Diameter B Size: Approx. C Size: Approx. D Size: Approx. Blade Type Wrench Specification Screw Specification 18mm / 0.7in 80mm / 3.1in 35mm / 1.4in 10mm / 0.4in TCMT09 T8 M2.5 x 6 18mm / 0.7in 120mm / 4.7in 75mm / 3in 16mm / 0.6in TCMT11 T8 M2.5 x 6 18mm / 0.7in 80mm / 3.1in 40mm / 1.6in 10mm / 0.4in CCMT06 T8 M2.5 x 6 18mm / 0.7in 90mm / 3.5in 50mm / 2in 10mm / 0.4in CCMT06 T8 M2.5 x 6 18mm / 0.7in 90mm / 3.5in 50mm / 2in 16mm / 0.6in CCMT09 T15 M4 x 8 18mm / 0.7in 115mm / 4.5in 80mm / 3.1in 20mm / 0.8in TCMT11 T8 M2.5 x 6 18mm / 0.7in 115mm / 4.5in 65mm / 2.6in 28mm / 1.1in TCMT11 T8 M2.5 x 6 Package List 7 x Boring Tool 1 x Wood Block