ANGELSWORD Step Drill Bits, 50 Sizes, 5PCS HSS Titanium Coated Step Drill Bit Set for Plastic, Aluminum, Copper, Sheet Metal, with Aluminum Case($21.99Value)

Description

【Versatile 50 Sizes Step Drill Bit Set】1/4"-1-3/8"(stepped by 1/8"), 3/16"-7/8"(stepped by 1/16"), 1/4"-3/4"(stepped by 1/16"), 1/8"-1/2"(stepped by 1/32"), 3/16“-1/2”(stepped by 1/16“). Universal 3/8" Tri-Flatted Shank prevents breaking. 【Premium HSS Material and Titanium Coating】Industrial grade high speed steel construction for proven capability and durability. Titanium coating more durable and corrosion resistant than regular. 【Unique 3-sided Grinding Blade Design】Ensure 10x Drilling Stability, especially when switching steps. Provide smooth cutting and reduce impact, suitable for drill driver. Still recommended to use the auxiliary handle. 【Ground Step by Step】Compare to grinding teeth on multiple steps, provide higher precision and sharpness of each step. 【Versatile Applications】High drilling stability ensures smooth drilling on Plastic, Aluminum, Copper, Sheet Metal. Not Recommend on hard material. 【Versatile 50 Sizes Step Drill Bit Set】1/4"-1-3/8"(stepped by 1/8"), 3/16"-7/8"(stepped by 1/16"), 1/4"-3/4"(stepped by 1/16"), 1/8"-1/2"(stepped by 1/32"), 3/16“-1/2”(stepped by 1/16“). Universal 3/8" Tri-Flatted Shank prevents breaking. 【Premium HSS Material and Titanium Coating】Industrial grade high speed steel construction for proven capability and durability. Titanium coating more durable and corrosion resistant than regular. 【Unique 3-sided Grinding Blade Design】Ensure 10x Drilling Stability, especially when switching steps. Provide smooth cutting and reduce impact, suitable for drill driver. Still recommended to use the auxiliary handle. 【Ground Step by Step】Compare to grinding teeth on multiple steps, provide higher precision and sharpness of each step. 【Versatile Applications】High drilling stability ensures smooth drilling on Plastic, Aluminum, Copper, Sheet Metal. Not Recommend on hard material.