RANMEI Woodworking Countersink Drill Bit Salad Drill Step Drill With Double Hole Opener

Features: *Quick effcient drilling of wood based materials with faster chip ejection. *Screw thread centre point and self feed clean entrance hole. *Hardened Carbon steel for long life. Specifications: Product name: Countersink Drill Bit Material: HCS Color: Silver Optional Size: 3×6×100 3×8×100 4×8×100 4×10×100 5×8×100 5×10×100 5×12×100 6×10×100 6×12×100 7×12×100 7×13×100 8×12×100 8×13×100 8×14×100 8×15×100 mm Suitable for: Wood plastic Not applicable to: Concrete metal ceramic glass Quantity: 1pc Package Included: 1 × Drill Bit Note: 1.Transition: 1cm=10mm=0.39inch. 2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 3. Please allow slight manual measurement deviation for the data.