General description The 26Pcs Countersink Drill Bit Set is an essential collection of woodworking drilling tools designed for precision and efficiency. Made from high-quality materials, this set includes various drill bits and wood plug cutters, making it ideal for DIY woodwork projects. Technical specifications Material: Carbon Steel and High-Speed Steel Wood Plug Cutter Arbor: 3/8" (10mm) Round Shank Wood Plug Cutter Arbor Diameter: 9.3mm Wood Plug Sizes: 5/8" (15.8mm), 1/2" (12.7mm), 3/8" (9.5mm), 1/4" (6.3mm) Cuts plugs up to lengths of 22mm, 23mm, 25mm, and 26mm Countersink Drill Bit Sizes: 3mm(Dia) x 60mm(L), 4mm(Dia) x 75mm(L), 5mm(Dia) x 85mm(L), 6mm(Dia) x 93mm(L), 7mm(Dia) x 10mm(L), 8mm(Dia) x 11mm(L), 10mm(Dia) x 12mm(L) Countersink Drill Bit Handle Diameter: 1/4" Hex Shank Step Drill Bit Sizes: 4-32mm, 4-20mm, 4-12mm Usage This drill bit set is used for drilling holes in wooden doors and windows, making it suitable for various woodworking applications. Other information