Piston is the Tamco/Toku service part carried under part number 430430R70. Impact energy comes from this part accelerating down the bore. Wear on the strike face or the seal lands costs blow energy before it ever causes a hard failure.
Crowder’s breakdowns list this part on the TH 800 Rock Drill. 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 breakdown index; complete tools are on the Tamco/Toku lineup. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.
- Part number: 430430R70
- Manufacturer: Tamco/Toku
- Crowder SKU: TK-430430R70
- Listed on breakdowns for: TH 800 Rock Drill
