Description:100% High Quality Name: Carbon Steel Corkscrew, Corkscrew, Claw Dowel Drill Bit Specifications: Metric Specifications are 6mm, 10mm, 13mm, 16mm Inch Specifications are 1/4, 3/8, 1/2, 5/8 (Inch) Four sizes of imperial and metric cork drills are the same, just the marking difference! Material: High carbon steel. Handle: round handle, handle diameter is 8mm. Package: 248g OPP plastic bagApplication: suitable for bench drills and hand drills. Bench drills are recommended for easy centering.4 barrel corkscrew + 4 claw corkscrew to meet your needs at the same time. Note: The speed should not be too fast, otherwise it is easy to cause smoke, scorching and so on. SKU:VEM7841A Thank you for your attention, there are so many useful and cheap items in our store. Welcome to visit. I hope you have a nice day!