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27/64 X 5-3/8 In. Cobalt High-Speed Drill Bit

SKU #288164 Model #288164 UPC #052088051207
27/64 x 5-3/8 In. Cobalt High-Speed Drill Bit

Master Mechanic

Regular Price
$ 15.99
Alper's Hardware + Paint Port Washington, NY
Key Features
AI Generated
  • Effortless handling lets you focus on accuracy rather than setup.
  • Compact dimensions allow drilling in tight or awkward positions.
  • The split‑point geometry eliminates walking and starts holes precisely.
  • Heat‑resistant cobalt steel lets you drill hard metals without losing edge.
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Delivery from Alper's Hardware + Paint, 11050
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Description

AI Robot
Descriptions are AI-generated. For accurate measurements, please call the store to confirm.

Discover the 27/64" x 5-3/8" Cobalt High‑Speed Drill Bit, engineered from premium high‑speed steel infused with cobalt for superior durability. Its compact shank and precision‑ground geometry deliver clean, straight holes in the toughest alloys, while the sleek cobalt‑tinted finish resists wear during prolonged use.

Why it matters: This drill bit tackles heat‑treated steel, stainless steel, chrome‑moly, manganese alloys, titanium, and even armor‑grade plates with confidence. The cobalt alloy maintains cutting strength at temperatures exceeding 1000°F, reducing tool fatigue and extending service life for demanding applications.

Key Features & Benefits:
  • Cobalt‑Infused HSS: Combines the toughness of high‑speed steel with 8% cobalt for exceptional heat resistance and longer edge retention.
  • 135° Split‑Point Tip: Initiates drilling without slipping, delivering rapid entry and minimizing walk‑off on hard surfaces.
  • Four Precision Cutting Edges: Distributes load evenly, ensuring faster penetration and smoother chip evacuation.
  • Optimized Shank Size (27/64"): Fits standard 5‑3/8" drill chucks, providing stable grip and reduced vibration.
  • Versatile Hard‑Metal Capability: Ideal for aerospace, automotive, marine, and industrial machining where durability and accuracy are paramount.

Elevate your machining toolkit: With this cobalt‑enhanced drill bit, you gain unmatched performance in the most demanding drilling scenarios. Its robust construction, quick‑start tip, and multi‑edge design translate to fewer tool changes, higher productivity, and consistently precise holes. Trust this premium bit to deliver professional results on every hard‑metal project.