HiKOKI Impact High Speed ​​Hole Saw 21mm 00318982 1 piece

Catalog number: 00318982 Features: * Genuine HiKOKI hole saw. * High-speed steel hole saw for impact drivers. * Can drill holes in thin steel plates (1.6 mm), aluminum plates (1.6 mm), FRP plates, plywood, PVC plates, acrylic plates, siding, etc. Applications: * For cordless 100V impact drivers. Specifications: ● Blade diameter (mm): 21 ● Groove depth (mm): 12 ● Shank shape: hexagonal shaft (6.35mm) ● Shank diameter (mm): 6.35 ● Blade thickness (mm): 0.5 ● Effective length (mm): 12 ● Cutting materials: thin steel plate (1.6mm), aluminum plate (1.6mm), FRP, plywood, PVC, acrylic, siding Material/Finish: ● Blade: cobalt high-speed steel (M42) ● Center drill: high-speed steel Note: ● The Hitachi Koki Co., Ltd. brand was changed to "HiKOKI" in October 2018.