M35 Cobalt Step Drill Bit for Metal, 12 Sizes from 3/16"-7/8" 1/4" Shank

M35 Cobalt Step Drill Bit for Metal, 12 Sizes from 3/16"-7/8" 1/4" Shank

• M35 Cobalt HSS Step Drill - M35 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.
• Four Spiral Flutes stepped drill bit - This design delivers superior stability and precision for metal drilling. This step drill bits for metal ensures faster chip removal, cleaner holes, and butter-smooth cutting action for peak performance.
• Multi-Material Performance – This step drill bit set effortlessly cuts through 1/8" thick stainless steel, steel/aluminum sheets, wood, plastic & copper. These step bits are ideal for DIY & professional use, consistent performance with clean holes.
• 1/4" Hex Shank Step Bit Set - These professional step drill bits feature 1/4" Hex Shanks for maximum grip, eliminating slippage under high torque. The enhanced design ensures secure clamping in pistol drills.
• Size Includes - This metal step drill bit drills 12 sizes (3/16” to 7/8") without bit changes—laser-etched markings on the unibit allow instant size identification for precision metalworking.