• Smooth and serrated versions for round-bore models (all others smooth only).
  • Industry-leading 0.062″ gripping range covers a wide range of part diameters. Collets are ground to nominal size and have a range of ±0.031″.
  • Parallel-grip ensures full-length part contact for maximum grip force, rigidity, and accuracy.
  • Can be counter-bored for increased part capacity up to 2.62″ – see QG-42 Royal Boring Fixtures for details.
  • Quick-ship specials available for custom shapes.
  • Can utilize manual and pneumatic changing tools.
QG-42 Capacity
Bar Diameter1.66" (42.8mm)
Slug Diameter2.62" (66.5mm)
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Nominal Size
Range
Price
Part #
Add To Cart
11⁄32″
0.313″ - 0.375″
$312.00
3⁄8″
0.344″ - 0.406″
$312.00
13⁄32″
0.375″ - 0.437″
$312.00
7⁄16″
0.407″ - 0.469″
$312.00
15⁄32″
0.438″ - 0.500″
$312.00
1⁄2″
0.469″ - 0.531″
$312.00
17⁄32″
0.500″ - 0.562″
$312.00
9⁄16″
0.532″ - 0.594″
$312.00
19⁄32″
0.563″ - 0.625″
$312.00
5⁄8″
0.594″ - 0.656″
$312.00
21⁄32″
0.625″ - 0.687″
$312.00
11⁄16″
0.657″ - 0.719″
$312.00
23⁄32″
0.688″ - 0.750″
$312.00
3⁄4″
0.719″ - 0.781″
$312.00
25⁄32″
0.750″ - 0.812″
$312.00
13⁄16″
0.782″ - 0.844″
$312.00
27⁄32″
0.813″ - 0.875″
$312.00
7⁄8″
0.844″ - 0.906″
$312.00
29⁄32″
0.875″ - 0.937″
$312.00
15⁄16″
0.907″ - 0.969″
$312.00
31⁄32″
0.938″ - 1.000″
$312.00
1″
0.969″ - 1.031″
$312.00
1 1⁄16″
1.032″ - 1.094″
$312.00
1 1⁄8″
1.094″ - 1.156″
$312.00
1 3⁄16″
1.157″ - 1.219″
$312.00
1 1⁄4″
1.219″ - 1.281″
$312.00
1 5⁄16″
1.282″ - 1.344″
$312.00
1 3⁄8″
1.344″ - 1.406″
$312.00
1 7⁄16″
1.407″ - 1.469″
$312.00
1 1⁄2″
1.469″ - 1.531″
$312.00
1 9⁄16″
1.532″ - 1.594″
$312.00
1 5⁄8″
1.594″ - 1.656″
$312.00