31/64″ Cobalt Alloy Steel Fractional Straight Shank Jobber Length Drill Bits with 135¬∞ Point

Description

• Overall length: 5-7/8"
• 
  Flute length: 4-3/8"
• 
  Engineered with Cobalt Alloy Steel for high heat and abrasion resistance.
• 
  135° split-point tip starts drilling immediately and eliminates “walking.”
• 
  Tough metal drilling, including heavy-duty abrasive alloy metal drilling on hardened steel (heat-treated)