A20T-DDUNR 4 BORING BAR ISO D - RIGHT HAND

PRA6788495 MFG #: 6788495
$265.05 / EA
  • Insert Compatibility: DN.. 44.
  • Direction of Cut: Right Hand
  • Application: For internal turning applications
  • Attributes (Y): Y
  • Back of Bar to Cutting Edge: 0.5905"
  • Head Length: 1.181"
  • Image (Y): Y
  • ISO Designation: A20T-DDUNR 4
  • Lead Angle: 93°
  • Overall Length: 12"
  • Rake: -6°
  • Shank Size: 1-1/4"
  • Toolholder Type: DDUN
  • Type: Type D
Double clamp boring bar for holding a 55 deg rhombus negative insert with an inscribed circle diameter of 1/2 in, 1/4 in THK (ANSI designation DN.. 44. ), right hand 93 deg end cutting with off-set shank, steel with coolant hole, 1.1/4 in diameter x 12 in long for internal chamfering, taper boring, single and multi-directional copy boring and longitudinal boring with and without shoulder.
QTY
  • Item Features
  • Finishing - very good surface quality
  • Medium machining - good surface quality
  • Roughing - unlimited surface roughness