Stepped conical drill bit, 13 steps 5 mm-35 mm HSS Stepped drill bit 4241 Stepped drill bit Titanium hole cutter tool with conical tip and hexagonal tip HSS tool kit for steel, wood, plastic.

Advantage: Classic HSS offers stability and speed.

Special titanium coating reduces friction and heat, increases durability, and makes drilling more precise. Dual-slot design and depth gauge allow for faster, smoother, and more accurate cuts.

Specifications: Type: 5-35 mm (5, 7, 10, 12, 15, 17, 20, 22, 25, 27, 30, 32, 35 mm)

Total Length: 72 mm. Step height: 3 mm.

Shank Diameter: 12.7 mm

Shank Length: 24 mm

Material: HSS-4241

Weight: 30 g

Package Included: 1 pc 13 Step 5mm-35mm HSS Step Drill Bit

Hot Tip: Recommended drilling speed 250-400 rpm rpm. It is made of HSS-4241, cannot be used on a combination of stainless steels. For use in environments with a hardness below 25 HRC, the plate thickness should be less than 5 mm. Water should be used to cool it during operation; this can effectively extend its service life. Caution: Remember to protect your hands when using this product. This product is not for sale to children.