Spiracool Backpads in 4" & 7"
The depressed center locknuts are specifically designed to secure the Zec discs while still providing full abrasive use. It sits below the abrasive disc allowing maximum use.
Spanner refers to a specialized wrench with two adjustable pins on the ends. (These pins fit into the holes cut into the zec locknuts and are fully adustable to fit all kids of nuts.)
Use the adaptor to transform your 5/8"-11 female arbor to 1/4" male shank can fit:
- Zec Disks with backpad
- diamond core bits with 5/8-11 thread
- Back holders with 5/8-11 thread
- Diamond cup wheels with 5/8-11 thread
- All other tools with 5/8-11 thread
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