- Adopt carbon steel material, good elasticity and wear-resistant.
- With high precise clamping force and good grip stability, easy to use.
- For CNC machine tool chuck conversion.
Specification:Material: Carbon Steel
Total length: 40mm / 1.57"
Diameter(Outer): 12.7" / 1/2" ; 11.8mm / 0.46"
Diameter(Inner): 3.175mm / 1/8"
Package Content:1 x CNC Engraving Bit Router Adapter