5/16" Cobalt Drill Bit Carded

$5.38
SKU 04120
  • Cobalt Steel - Withstands abrasion and heat generated by hard-to-machine metals.
  • Precision ground, gold finish
  • For stainless & hard steels, wood & plastic drilling
  • 135° Split point for fast penetration and accurate self centering
  • Retains hardness at high temperatures.