Step Counter Sink Drill Bit Hole Punch Screw Drill Router Bits Counter Sinking Drill Carpentry

Label:Yes Material: YG8 Zinc Zinc Zinc Zinc Alloy (drill), 45# carbon steel The package includes:1 x drill bit Chamfer material: 45# steel Rod type: Round rod Blade material: carbon steel Rod diameter: 8mm Color: Silver + orange

Product selling point: 1. Application: Used for spiral countersunk hole of aluminum Zinc Zinc Zinc Zinc Alloy 2. This step drill is used for countersunk holes and opening holes of aluminum screws. 3. It is durable, excellent material and fine workmanship. 4. Due to the surface spray treatment, the step drill has wear resistance.