Clutch Key is the Tamco/Toku service part carried under part number 410470320. It locates or retains an assembly inside the rivet buster. Small as it is, a sheared or walked-out pin lets a whole subassembly shift.
It appears on the RB 70 Rivet Buster and RB 70D Rivet Buster, and on 4 other machines breakdown. Check it against the reference number on the diagram first; serial breaks change what fits.
Everything else on that machine is one page away on the parts diagram hub; complete tools are on the Toku tool catalog. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.
- Part number: 410470320
- Manufacturer: Tamco/Toku
- Crowder SKU: TK-410470320
- Listed on breakdowns for: RB 70 Rivet Buster, RB 70D Rivet Buster, RB 91HPD Rivet Buster, RB 110D Rivet Buster, RB 110 Rivet Buster, RB 91HP Rivet Buster

