Cylinder – THH1B is the Tamco/Toku service part carried under part number Y1021220L. The cylinder is the bore the piston runs in, and it sets the working clearance of the chipping hammer once the bore opens up, air bypasses the piston and blow energy drops.
It appears on the THH 1 2 3 4 Chipping Hammer breakdown. Check it against the reference number on the diagram first; serial breaks change what fits.
If you need the parts around it, the parts diagram hub has the full breakdown library, and the Toku tool catalog covers the machines themselves. It ships out of Denver, same day on in-stock orders placed before 4 PM ET.
- Part number: Y1021220L
- Manufacturer: Tamco/Toku
- Crowder SKU: TK-Y1021220L
- Listed on breakdowns for: THH 1 2 3 4 Chipping Hammer
