Screw Machine Drill Bit, #21 Size, 135 Degrees Point Angle, High Speed Steel, TiN Finish MPN:48391

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Brand: Chicago-Latrobe
Part #: 48391
UPC: 662355483916
SKU
510-G2992217
$69.19 for Order Qty of 11
Regular Price $8.81 Special Price $6.29

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Screw Machine Drill Bit, #21 Size, 135 Degrees Point Angle, High Speed Steel, TiN Finish

The Chicago-Latrobe Screw Machine Drill Bit is a high-performance tool designed for precision drilling in a variety of applications. With a #21 size and 135-degree point angle, this drill bit excels in screw machine operations, delivering accurate and efficient results. Constructed from high-speed steel with a titanium nitride (TiN) finish, it provides exceptional durability and resistance to wear. Suitable for use in non-coolant through (NCT) applications, this drill bit is ideal for industries such as aerospace, automotive, and medical device manufacturing, where precision and reliability are paramount. Its right-hand cutting direction ensures smooth and controlled drilling.

Top product features:

  • Split point design allows for safer drilling and reduced risk of slipping out of the workpiece.
  • 135-degree point angle provides improved cutting performance and reduced binding.
  • High speed steel construction provides increased durability and resistance to wear.

Top product applications:

  • Machining small holes in aluminum or brass for watch or clock parts
  • Drilling precise holes in stainless steel for medical or aerospace applications
  • Milling small holes in plastics or wood for prototype or craft projects
Screw Machine Drill Bit, Drill Bit Size #21, Drill Bit Point Angle 135 Degrees , Split Point, High Speed Steel, TiN, Non-Coolant Through, Cutting Direction Right Hand, Decimal Equivalent 0.1590

Additional Information

  • Country of Origin: US
  • Drop Ship Item: No
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 1 days
  • Minimum Order Quantity: 1
  • Unit of Measure: EA
  • Package Length: 3.40
  • Package Width: 1.00
  • Package Height: 1.00
  • Package Weight: 0.12
Product info last updated on February 3, 2026 2:22am UTC Category: Cutting Tools
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In stock