FRKSMD-Four Spiral Flute Step Drill Bit, HSS Step Drill Bit 3/16"-1-3/8" (19 Steps) Unibit Step Drill Bit, 1/4" Shank Step Bits for Aluminum, Wood, Plastic, Metal

KAKILFOB Step Drill BitCompared to ordinary step drills and double and three special flute step drills, the cobalt step drill has a unique four special flute design that will make the entire cutting process smoother and it brings you the same pleasure as cutting a block of butter.TiAIN CoatingTiAlN coating has excellent characteristics as a new coating material, which can minimize the wear of the drill bit during each drilling process. It is extremely hard, can withstand high oxidation temperatures, and has excellent thermal hardness. In addition, it has strong adhesion, low coefficient of friction, and low thermal conductivity, making it ideal for demanding applications.Industrial Grade Materials KAKILFOB industrial-grade step drill set is meticulously crafted from high-quality alloy steel and undergoes multiple manufacturing processes. Each drill bit is carefully inspected at the fac to ensure superior quality and longevitymore efficient drilling.tile Use With its ful drilling capability, the unit step drill bit is suitable for piercing holes in various materials, including thin metal, copper, aluminum, iron, carbon steel, wood, and plastic. It's a must-have addition to any mechanic's toolbox and can be used for a variety of home projects.After-sales ServiceIf you encounter any problems while using our products. Please contact us by email, our professional after-sales team will contact you and solve your problems in time.

• 【KAKILFOB Step Drill Bit】Compared to ordinary step drills and double and three special flute step drills, the cobalt step drill has a unique four special flute design that will make the entire cutting process smoother and it brings you the same pleasure as cutting a block of butter.
• TiAIN CoatingTiAlN coating has excellent characteristics as a new coating material, which can minimize the wear of the drill bit during each drilling process. It is extremely hard, can withstand high oxidation temperatures, and has excellent thermal hardness. In addition, it has strong adhesion, low coefficient of friction, and low thermal conductivity, making it ideal for demanding applications.
• Cutting Diameter:0.25 Inches|Item Dimensions:3.62 x 0.7 x 0.7 inches|Material Type:High Speed Steel (HSS)|Finish Types:Black Oxide|Shank Type:Straight|Surface Recommendation:Aluminum, Metal, Plastic, Wood|Tool Flute Type:Spiral|Number of Flutes:4|Model:XY013-19J|Manufacturer:KAKILFOB|Included Components:3/16"-1-3/8"19 Steps|
• Drill Bits