11/16 Inch M35 Cobalt Drill Bit, Industrial Grade, TiAlN Coated | 135° Split Point, Reduced Shank, 3-Flat 1/2" Shank, Total Length 6", for Hardened Stainless Steel, Thick Cast Iron

★★★★☆ 4.0 16 reviews

US$6.40
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US$6.40
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Free shipping Free 30-day returns

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Product details

Management number 247373296 Release Date 2026/08/16 List Price US$6.40 Model Number 247373296
Category
  • 5% Cobalt M35 – Heat-Treated to HRC 72: Crafted from M35 high-speed steel with 5% cobalt, fully heat-treated to achieve HRC 72 hardness – delivers superior wear resistance and maintains sharpness in tough drilling conditions
  • TiAlN Coating for High-Speed Drilling: Withstands temperatures up to 1000°C. Titanium aluminum nitride coating protects the cutting edge from heat buildup, reduces friction, and allows faster drilling without burning the tip
  • Break-Resistant Full-Ground HSS: Fully ground from M35+4241 HSS on automatic machines – no carbon steel welds. This provides a smooth flute surface for efficient chip removal and prevents twisting
  • PRECISION FLUTE GRIND: Polished flute surfaces reduce friction and improve chip flow. Cleaner holes, less binding, better surface finish
  • 135° Split Point & 3-Flat Anti-Slip Shank: Self-centering split point eliminates walking; 3-flat shank locks securely into the chuck, delivering full torque without slippage
  • The drill bits use a dual-layer design for security and durability. The outer clamshell is ultrasonically welded, making tampering evident and ensuring factory-fresh arrival. Inside, a custom storage box prevents metal-on-metal contact, protecting bit edges and coatings. The box also serves as a permanent organizer, keeping bits separated by size. This system guarantees product integrity at purchase and offers a reusable storage solution for the bits' lifetime

ASIN B0GT2XZLBC
Brand Name Miskamro
Shank Type 3-Flat
Part Number MRO0008
Finish Types Titanium Aluminum Nitride
Manufacturer Miskamro
Material Type High Speed Steel (HSS) with TiAlN coating
Cutting Diameter 17.46 millimeters
Number of Flutes 1
Cutting Angle String 135 degrees
Surface Recommendation Cast Iron, Stainless Steel

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