3Pcs M35 Cobalt Step Drill Bit Set 4 Spiral Flute 1/4" Shank

상품 특징

• Industrial & Scientific
• Industrial Drill Bits
• Metalworking & Multipurpose Drill Bits
• Step Drill Bits
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• Four-Flute Stable Design: This four-flute cutting design improves drilling stability, accuracy, and cutting speed while helping reduce deflection compared with standard step drill bits
• M35 Cobalt HSS Build: This step bit uses M35 cobalt HSS construction with HRC 64–66 hardness, providing heat endurance, wear performance, toughness, and bending strength for demanding drilling tasks
• 3-Piece Size Coverage Spec: This 3-piece step drill set with 1/4 inch shanks covers sizes from 1/8 to 7/8 inch, meeting various common hole drilling needs for your different projects
• TiAlN Coated Cutting Function: This TiAlN-coated cutter helps reduce friction and supports stable cutting performance under intense heat, making the step bits suitable for hard materials and extended use
• Multi-Material Compatible Use: This drill set works for stainless steel, metal plate, wood, plastic, aluminum, copper, and other metal sheets, supporting various daily and professional drilling tasks