16PCS Auger Drill Bit Set for Wood, 1/4" Quick Change Hex Shank, High-Carbon Steel 4 Flute Cut Wood Drill Bit, 25/64", 1/2", 9/16", 5/8", 23/32", 13/16", 7/8", 1" (2 Set 16PCS)

[Premium High Carbon Steel Material] This wood auger drill bit adopts high quality high carbon steel material. After multiple processes and hardening dealing, the drill bit is lighter, safer and has a longer service life than solid standard auger drill bits. [Universal Anti-Slip Shank] The tail design is universal anti-skid quick-change hexagonal shank, suitable for hand drills and electric drills, and is convenient to use. It is necessary to press the electric drill firmly when drilling to ensure stability and avoid shaking. [Smooth Drilling] This cutter head adopts 4-flute and 4-slot design to ensure smooth drilling and facilitate chip removal. The screwdriver tip can achieve precise positioning and easy activation of cutting hole points. [Precise Hole Positioning] This drilling bit can achieve precise hole positioning, supporting deep drilling requirements and meeting the requirements of different working scenarios. It adopts self-tapping design and enables accurate positioning for easy drilling operations, ensuring smooth drilling and smooth hole walls after drilling. [Widely Uses] This drilling bit set is widely used for drilling various hardwoods, corks, plastics and other materials to ensure accurate drilling and improve work efficiency. The product is marked in metric units. Please be sure to know this before order.