Crosstar M35 Cobalt Drill Bit Set for Hardened Metal & Stainless Steel - Titanium Aluminum Nitride Coated (TiAlN), Three-Flute Design, 10pcs 1/4" Metal Drill Bits

★★★★★ 4.8 47 reviews

$27.99
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$27.99
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Product details

Management number 218149685 Release Date 2026/05/03 List Price $11.20 Model Number 218149685
Category
  • 🔥【 5X Longer Lifespan in Hardened Steel】 Crafted from M35 cobalt high-speed steel with 5% cobalt core, these drill bits withstand temperatures up to 1200°F—outlasting standard bits by 5 times in hardened steel, stainless steel, and cast iron. Ideal for automotive, metal fabrication, and heavy-duty drilling.
  • ⚡️【 40% Faster Chip Removal with Triple-Flute Design】 The unique three-flute geometry cuts smoother and ejects chips 40% faster than traditional bits, reducing clogging and breakage. Perfect for deep-hole drilling in metal, aluminum, and tough alloys.
  • 🎯【 Precision drilling with TiAlN Nano-Coating】 Featuring a TiAlN coating rated at 89HRC hardness and a 135° self-centering tip, these bits drill through 1/4" stainless steel in under 8 seconds—no pilot hole needed, no wandering.
  • 🛠️ 【Non-Slip Grip for High-RPM Drilling】 The three-flat shank design locks securely into all chucks, including impact drills, preventing slippage even at 3000 RPM. Ensures stable performance under extreme conditions.
  • 📦【 Complete Pro Kit with Protective Case】 Includes 10 pieces of 1/4" TiAlN-coated cobalt drill bits stored in a labeled, durable case. Ideal for professionals and DIYers who demand reliability and organization.

Size 10pcs(1/4in)
Color Black
Material Cobalt HSS
Item Weight 7.4 ounces
Part Number CST-10SC14
Manufacturer Crosstar
Item model number CST-10SC14
Batteries Included No
Batteries Required No
Package Dimensions 4.84 x 3.31 x 0.43 inches
Item Package Quantity 1

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47 ratings | 19 reviews
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