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Type DD Bushing - (Inch OD - Metric ID)

Toolholder Bushing Type “DD”
With the combination of the industry standard “B” style split bushing and “J” set screw clearance bushing design, CNC has a set a precedent with its new innovative “DD” Double Duty bushing. This new improved “DD” bushing with clearance holes and split milled flat can be used as a conventional “B” style or “J” style bushing. “Double Duty” one of CNC’s latest innovations.

Type DD Bushings Also Available In: Click Here

  • Inch OD – Inch ID
  • Metric OD – Inch ID
  • Metric OD – Metric ID
Special Bore Sizes Available. Call for Quote
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Under Head
No. of
Part Number
1-1/2" 2-1/2" 11/16" 1-1/8" 7/8" 2 10mm CNC 86-23DD 10mm
12mm CNC 86-23DD 12mm
16mm CNC 86-23DD 16mm
20mm CNC 86-23DD 20mm
25mm CNC 86-23DD 25mm
32mm CNC 86-23DD 32mm
1-3/4" 3" 3/4" 1-1/4" 7/8" 2 12mm CNC 86-24DD 12mm
16mm CNC 86-24DD 16mm
20mm CNC 86-24DD 20mm
25mm CNC 86-24DD 25mm
32mm CNC 86-24DD 32mm
40mm CNC 86-24DD 40mm
2" 3-1/2" 3/4" 1-1/2" 1" 2 12mm CNC 86-25DD 12mm
16mm CNC 86-25DD 16mm
20mm CNC 86-25DD 20mm
25mm CNC 86-25DD 25mm
32mm CNC 86-25DD 32mm
45mm CNC 86-25DD 45mm
50mm CNC 86-25DD 50mm
2-1/2" 4" 7/8" 1-3/4" 1-1/4" 2 20mm CNC 86-26DD 20mm
25mm CNC 86-26DD 25mm
32mm CNC 86-26DD 32mm
40mm CNC 86-26DD 40mm
45mm CNC 86-26DD 45mm
50mm CNC 86-26DD 50mm
3" 4-1/2" 1" 2" 1-1/4" 4 25mm CNC 86-27DD 25mm
32mm CNC 86-27DD 32mm
40mm CNC 86-27DD 40mm
45mm CNC 86-27DD 45mm
50mm CNC 86-27DD 50mm
60mm CNC 86-27DD 60mm
65mm CNC 86-27DD 65mm
3-1/2" 5-1/4" 1-1/4" 2-1/2" 1-1/4" 4 25mm CNC 86-28DD 25mm
32mm CNC 86-28DD 32mm
40mm CNC 86-28DD 40mm
45mm CNC 86-28DD 45mm
50mm CNC 86-28DD 50mm
60mm CNC 86-28DD 60mm
65mm CNC 86-28DD 65mm