1Pc High-speed Steel Step Cone Dril Bit 4-22MM HSS Hexagonal Shank Titanium Step Cone Drill Bit for Drilling Holes


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This 4-22mm step cone drill bit is suitable for cutting hole in a variety of materials including steel, brass, wood, plastic, etc.

Manufactured from high speed steel for increased durability and cutting power.
Titanium coated to reduce friction and heat.
2mm step increments.
Compared with the ordinary twist drill, is not easy to be broken.
Specially designed for precision drilling of holes in aluminium, brass, copper, plastic, steel and wood.

Material: High-speed steel
Color: Gold
Size: 4-22mm (6,8,10,12,14,16,18,22mm)
Shank Size: 25 * 6mm / 0.98 * 0.24in
Total Length: 75mm / 2.95in
Package Weight: 50g / 1.76ounces
Package Size: 80 * 30 * 30mm / 3.15 * 1.18 * 1.18in

Packing List:
1 * Step Cone Drill Bit