4.9mm C2/K20 Tungsten Carbide Straight Shank Spiral Flutes Twist Drill Bit 2pcs Hex Head Drilling Screws The other end Diameter:50mm/1

The other end Diameter:50mm/1

weather proof

Sheet Metal

Thread Size: M8X22mm / M8x0

4.9mm C2/K20 Tungsten Carbide Straight Shank Spiral Flutes Twist Drill Bit 2pcs Hex Head Drilling Screws The other end Diameter:50mm/1Specifications: Drilling Diameter: 4. 9mm 0. 193" Flute Length: 25mm 0. 98" Shank Diameter: 4. 9mm 0. 193" Overall Length: 45mm 1. 77" Material: C2 K20 Tungsten Carbide Finish: Uncoated Cutting Hardness (Max.): HRC45 Package Content: 2pcs x Twist Drill Bit Descriptions: Constructed from medium grain C2 K20 tungsten carbide, the drill bit has good toughness, high hardness (HRA89) and wear resistance. With good milling and cutting performance, can