Big Improvements Over The TBTA-C & TBTA-D Drill Heads

Product Ranges & Details

Drilling Range
984"-2.559" (25mm – 65mm)

Thread Types
STS Outer four start thread
STS Inner single start thread
DTS Outer four start thread

Insert Grades

G Chipbreaker (For general use)

Guide Pads*
CD – Brazed Carbide pad
CD-SA – Solid Carbide pad – High Wear Resistance
CD-SB – Solid Carbide pad – High Toughness
*Guide Pads and Inserts must be purchased separately

Features and Benefits

  • An ‘H’ class, peripheral ground insert mounted in the outboard station provides 50% tighter hole variation, providing IT10 accuracy (.0028" total tolerance)
  • Superior surface finish (possible Ra 1.2 or less)
  • Harder steel body material
  • Improved straightness (.001" / ft possible)
  • Higher speed and feed capability
  • Wider chip mouth for maximum chip evacuation
  • Improved conical shape to improve chip flow
  • Additional oil clearance allows smoother delivery of coolant to the cutting edges
  • Ensures sufficient cooling of the guide pads
  • Increases overall tool life of the head

Videos and PDFs