BT30 SK6 3.543" Collet Chuck Tool Holder

SKU 202-7235

BT30 SK6 3.543" Collet Chuck Tool Holder

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SKU 202-7235
Tool Holder Category Collet Chuck
shank size BT30
projection length 3.543
max rpm balanced to G2.5 20000
TIR (inch) 0.0002
drawbar thread size M12x1.75
collet nut diameter 0.787
Full Details

Product Spotlight

  • Runout tolerance on internal pocket face is guarantees within 3 micron/0.0001" and runout tolerance is guaranteed within 5 micron/0.0002" at 4xD position using 5 micron SK collet
  • Dynamically balanced to 20,000RPM at G2.5 by Haimer balancing machine at all location for consistent balance

  • Taper ground to AT3 or better accuracy standard for maximum contact with spindle. All of SHARS CAT/BT/HSK tool holder use Stotz Air/Electronic Gaging for production and finish inspection. Stotz has been chosen by major aircraft companies as the best and most consistent gaging for tool holder shanks
  • Buttery smooth thread engagement between collet nut and tool holder

  • All critical contact area on the tool holder are precision machined, like the nose end and the drawbar end
  • High speed collet nut to reduce friction
  • Bearing nut reduces twisting of the collet and increase the TIR accuracy

  • Narrow collet nut design allows more tool clearance to access tight spaces and hard to reach areas 
  • Needle bearing wrench sold separately