Piloted Core Drills for Sunnen / Tobin Arp

Goodson Tools & Supplies

  • High speed steel 
  • CNC-machined to .0003" T.I.R. or less
  • Two layer Nitrite-Bronze coating prevents galling
  • Ideal for any Bridgeport-type (collet driven) machine
  • Center accurately in the guide
  • Cutting angle prevents the bit from wandering due to irregular guide wear
  • Flutes are designed to enlarge bores quickly
  • 1/2" shank with flat
  • 65 to 67 Rc hardnesss

Add to cart

Order No. Description Price Quantity
DTA-2082B .490" OD | .312" Pilot | OE # VGS-156A $109.99
DTA-2082 .490" OE | .343" PIlot | OE # VGS-152A $109.99
DTA-2083 .490" OD | .371" Pilot | OE # VGS-153A $109.99
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