Drill Woodworking drill bit Drilling tool Carpenter ing punch

Description: Advanced technology materials sturdy and durable. The opening smooth without broken edges es not cause chattering. Small incision resistance increased opening speed and removal. Can be used for the opening of various wooden boards wood products plastics plywood and other materials. Easy to install and easy to use. It to be installed on a normal hand drill to be used. Specification: Material: HSS Color: Silver Hole diameter: Barrel type drill/Claw type drill: 6mm/0.24inch.20mm/0.79inch.13mm/0.51inch.16mm/0.63inch Suitable for bench drill and electric hand drill Package Includes: 8 Pieces Carpentry Hole Opener Suit Punch Bit