COMOWARE Step Drill Bit Set 5-Piece Titanium-Coated with Automatic Center Punch - Short Length, Double Cutting Blades, High-Speed Steel - Covering 50 Sizes, Complete with Aluminum Case

COMOWARE Step Drill Bit Set 5-Piece Titanium-Coated with Automatic Center Punch - Short Length, Double Cutting Blades, High-Speed Steel - Covering 50 Sizes, Complete with Aluminum Case

• HSS step drill with Titanium Coating – High-speed steel material ensures a longer service life.This unibit step drill bit features advanced heat/corrosion/rust resistant coating, specially engineered for demanding metal drilling applications.
• Multi-Material Performance – This step drill bit set effortlessly drills through steel sheets, aluminum, wood, and plastic with clean holes. The step bits are perfect for DIY home projects and professional building/engineering applications.
• Two Straight Flutes stepped drill bit - The dual-flute design ensures faster chip removal and cleaner holes. This step drill bits for metal provides smoother cutting while efficiently evacuating chips for peak drilling performance.
• Tri-Flatted Shank Step Bit Set - These professional step drill bits feature 3 precision-flatted shanks for maximum grip, eliminating slippage under high torque. The enhanced design ensures secure clamping in pistol drills.
• Set Includes - This metal step drill bit includes 5 common sizes for versatility, drills 28 sizes (3/16" to 1-3/8") —laser-etched markings on the unibit allow instant size identification for precision metalworking.

<p><b>Features:</b></p> <p>COMOWARE step drill bits can replace 50 individual drill bits. 118 degrees split point tip design provides faster and smoother cutting, increase the wear resistance. HSS along with titanium coating ensures the bits stay sharp for years, perfect to drill holes on steel/aluminum/plastic etc. A well-organized case provides users with easy storage and transport, truly a must-have for DIY lovers.</p> <p> </p> <p><b>Package:</b></p> <p>5 x Step Drill Bit Set</p> <p>1 x Aluminum Case</p> <p> </p> <p><b>Size Include:</b></p> <p>#1: 3/16" to 1/2" 6 Steps (3/16", 1/4", 5/16", 3/8", 7/16", 1/2") </p> <p>#2: 1/8" to 1/2" 13 Steps (1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2") </p> <p>#3: 1/4" to 3/4" 9 Steps (1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4") </p> <p>#4: 1/4" to 1-3/8" 10 Steps (1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8") </p> <p>#5: 3/16" to 7/8" 12 Steps (3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8") </p> <p><br></p> <p><b>Notice: </b></p> <p>Please keep cool and gentle using, the working life of the step drill bits can be largely prolonged by proper usage.</p>