Step cone drill bit, 13 steps 5 mm-35 mm HSS step drill bit 4241 Step drill bit titanium hole cutter with conical tip and hexagonal tip HSS tool set for steel, wood, plastic.

Advantage: Classic HSS offers stability and speed.

A special titanium coating reduces friction and heat, increases durability and enables more precise drilling.

The double flute design and depth stop ensure faster, smoother, and more accurate cuts. Perfect for drilling steel, brass, plastic, wood, copper, fiberglass, PVC, thin metal, and aluminum. Specifications: Type: 5–35 mm (5, 7, 10, 12, 15, 17, 20, 22, 25, 27, 30, 32, 35 mm) Overall Length: 72 mm Step Height: 3 mm Shank Diameter: 12.7 mm Shank Length: 24 mm Material: HSS-4241 Weight: 30 g Package Contents: 1 x 13-Step HSS Step Drill Bit (5–35 mm) Tip: Recommended speed: 250–400 rpm. The drill bit is made of HSS-4241 and is not suitable for machining stainless steel. For sheet metal with a hardness below 25 HRC, the thickness should be less than 5 mm. Water is recommended for cooling during operation to extend the service life. Caution: Protect your hands when handling this product. Not suitable for children.