8pcs/set Wood Plug Cutting Tool Drill Bit Straight And Tapered Taper 5/8" 1/2" 3/8" 1/4" Woodworking Cork Drill Bit Knife

Origin : China Certification : CE length : 9.5mm DIY Supplies : Woodworking Material : High Speed Steel Type : Other Use : Wood Drilling Specifications: Metric specifications are 6mm, 10mm, 13mm, 16mm British specifications are 1/4, 3/8, 1/2, 5/8 (inch) Material: high carbon steel. Handle: round shank with a diameter of 9.5mm. Uses: Suitable for bench drills and electric hand drills, bench drills are recommended, which are easy to center. 4 barrel cork drills + 4 claw cork drills to meet your needs at one time. Note: The rotation speed should not be too fast, otherwise it is easy to produce smoke, burnt black and so on.