Left Hand Cobalt Jobber Drill Bit, 3/8in. MPN:74124

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Brand: Century Drill and Tool
Part #: 74124
UPC: 081838741242
SKU
510-G4076786
$68.37 for Order Qty of 3
Regular Price $31.91 Special Price $22.79

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Left Hand Cobalt Jobber Drill Bit, 3/8in.

Century's Left Hand Drill bits are designed for precision drilling applications, cutting through hard metals, bolts, or studs with ease. Made from M35 cobalt steel, these drill bits resist wear and extend the useful life of the tool. The 135° quick-cut points are self-centering, eliminating the need for a center punch and reducing pressure required for penetration. Ideal for applications such as automotive, aerospace, and construction, these drill bits provide strength and stability, with heavy-duty web construction preventing breakage in hard-to-drill materials. Their compact design makes them perfect for tight spaces and precise drilling.

Top product features:

  • Cut through hard metals, bolts, or studs while resisting wear and extending the useful life of the tool.
  • Self-centering 135° quick-cut points are self-centering and penetrate faster with less pressure, eliminating the need for a center punch.
  • Heavy duty web construction adds strength to prevent breakage in hard to drill applications, providing stability and reliability in precision drilling.

Top product applications:

  • Cutting through hard metals
  • Drilling bolts or studs
  • Precision drilling applications

Century's Left Hand Drill bits, made from M35 cobalt steel drill bits, cut through hard metals, bolts, or studs while resisting wear and extending the useful life of the tool. No center punch needed the 135° quick cut points are self centering and penetrate faster with less pressure. Available in all popular screw extractor sizes. Shorter mechanics length style provides strength and stability required in precision drilling applications. Heavy duty web construction adds strength to prevent breakage in hard to drill applications.


  • M35 Cobalt Steel drill bits cut through hard metals, bolts, or studs while resisting wear and extending the useful life of the tool.
  • No center punch needed: Century's 135° quick-cut points are self-centering and penetrate faster with less pressure. Drill bit will not "walk" or "wander" at the starting point.
  • Shorter mechanics length style provides strength and stability required in precision drilling applications.
  • Heavy duty web construction adds strength to prevent breakage in hard to drill applications.

Additional Information

  • Country of Origin: CN
  • Drop Ship Item: Yes
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 3 days
  • Minimum Order Quantity: 1
  • Unit of Measure: EA
  • Package Length: 8.00
  • Package Width: 1.75
  • Package Height: 0.50
  • Package Weight: 0.08
Product info last updated on January 14, 2026 8:34pm UTC Category: Cutting Tools
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In stock