Esptrs Drill Bit For Brass Hex Shank Drill Bit High Speed Steel Straight Slot Step Drill 4‑22mm Drilling Tool For Home Drill Bit

Feature: 1. It is very suitable for drilling holes in various materials such as steel brass wood and plastic. 2. Use assured unique coating to reduce heat and heat after heat treatment. 3. Unique design double groove design cuts faster smoother and cleaner. 4. It is safe to use prevents sliding in the chuck and each step is clearly marked with the step depth diameter. 5. Durable using high-quality high-speed steel durable and wear-resistant can be used for a long time. Specification: Item Type: Drill Bit Material: High Speed Steel Weight: Approx. 54g / 1.9oz Product size: Approx. 4-22 mm/0.2-0.9in 6 8 10 12 14 16 18 20 22 Working Way: Water-cooled work can effectively extend the service life of the drill bit. Package List: 1 xDrill Bit Note: Recommended drilling speed is 0‑250 RPM.