• 5318 Victory Drive
    Indianapolis, IN 46203
  • (800) 622-4824
  • www.haggard-stocking.com

5/16 x 12 Inch HSS Black Oxide 135° Series 12H501 Aircraft Extension Drill

  • Item Code: 95001957
  • Brand: RMT-Rocky Mountain Twist
  • Unit Size: 6

Description

12" Heavy Duty - 135° Split Point - Steam Oxide

Precision ground for faster, more efficient chip removal

Industrial-Grade NAS High Speed Steel (HSS)

Applications: Cast Iron, Steel Alloy

Features Tech Specs

Features

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    • Industrial-grade NAS High Speed Steel (HSS) construction for superior strength and run-out characteristics
    • Surface treated for corrosion resistance and improved lubricity
    • Split point penetrates material surface on contact and prevents drill bit "walking"
    • NAS 907 compliant
    • One-piece construction
    • Made in the USA

Tech Specs

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Decimal Equivalent 0.3125"
Brand RMT-Rocky Mountain Twist
Coating/Finish Black Oxide
Overall Length 12"
Point Angle 135 deg
Fractional Size 5/16"
Series 12H501
Quantity 6
Material High Speed Steel
Flute Length 3-3/16 inch