🔺 Titanium Triangle Plastic Aluminum by Saiper Review

3/16" to 7/8" Step Drill Bit: Includes 12 step sizes with 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8". Industrial Grade Materials: Manufactured with heat treated High-Speed-Steel (HSS bits) with Titanium Coated. Smoother Cutting: Two-Flute Design for smoother cutting and faster removal of chips, making the debris easy to fall off. Tri-Flatted Shank: Tri-flatted side cutouts fits into power tools chuck securely to eliminate slippage and provide stronger grip for standard drill chuck. Longer Strength & Durability: Perfect for drill holes in steel, copper, plastic, aluminum, and other thin materials (Thickness is below 5 mm). No need to replace other step drills and save time!.