2pcs 16.5mm Black Oxide M2-6542 High Speed Steel 1/2" Reduced Shank Drill Bit 19mmX25mm Rubber Size: 30 x 40mm

Rubber Size: 30 x 40mm / 1

Cable Length: 39cm

4mm / 29/64"

good shielding

Hole Diameter: 8

2pcs 16.5mm Black Oxide M2-6542 High Speed Steel 1/2" Reduced Shank Drill Bit 19mmX25mm Rubber Size: 30 x 40mmSpecifications: Cutting Diameter: 16. 5mm 0. 65" Reduced Shank Diameter: 1 2" Cutting Edge Length: 72mm 2. 83" Overall Length: 150mm 5. 9" Material: M2 6542 High Speed Steel Finish: Black Oxide Hardened to: HRC62 65 Package Content: 2pcs x Reduced Shank Drill Bits Descriptions: M2 6542 high speed steel (M2 high speed steel with 5% cobalt) provides an excellent combination of hardness, wear resistance, and toughness. Adding cobalt can improve red