* Carbon steel blade, high strength, long-lasting wear resistance.

* High-carbon steel is preferred, and the cutter head is made of No. 45 high-carbon steel, which is hardened at high temperature and is durable.

* Four blades and four grooves are more efficient, chip cutting is stable and light, chip removal is smooth, and work efficiency is high.

* Self-tapping precise positioning of the drill point, the drill point has a right-handed taper self-tapping thread for accurate positioning.

* Hexagonal square handle, non-slip. The drill shank specifications are uniform, suitable for all kinds of hand drills, rechargeable drills, bench drills, etc.

* Suitable for all kinds of softwood, hardwood, plastic, rubber, polyurethane, etc.

12-32MM High Speed Steel Twist Drill Bit Long Four-slot Four-blade Woodworking tools Drill Bit Hole Opener Kit

Specification:

Type: Twist Drill Bit

Material: Carbon Steel

Cutting Dia:

10mm 12mm 13mm 14mm 15mm 16mm 17mm 18mm 19mm

20mm 22mm 24mm 25mm 26mm 28mm 30mm 32mm 35mm

Shank: 6.35mm(1/4'')

Overall Length: 165mm

Quantity: 1pc