Professional Grade Tool This is the best companion for your BRIDGEPORT. Standard 1-7/8" clamping diameter. Features: - Clamping Diameter 1-7/8"
- Length from clamping bracket to indicator 4-1/2"
- Reach from 0-12" diameter
- Suitable for all indicators with 3/8, 5/32" shank
- Adapts immediately for positive and fast indicating
- Mounts with single pressure screw directly on machine quill, bypassing the working tool
- Frame is designed with bearing pads properly spaced and an opposite pressure screw securing the rigidity of the mounting
- The desired stiffness is adjustable and is not altered by the pivoting of the joints