Catalog number: 75B-S040 Features: ●By drilling pilot holes, nails and screws can be inserted along the pilot holes, preventing wood splitting and resulting in a beautiful finish. ●Set of 4 pieces of 3mm size. Applications: ●Cutting materials: wood, resin, gypsum board, particle board. ●For driving nails and pilot holes for screwing Specifications: ●Blade diameter (mm): 4 ●Groove length (mm): 60 ●Total length (mm): 125 ●Shank shape: hexagonal shaft ●Shank diameter (mm): 6.35 ●Compatible models: impact driver, drill driver (14.4V or higher recommended), electric drill Material/Finish: ●Carbon steel (S55C)
