Grip Handle Ass’y, Tamco/Toku part number 430120B7D, listed at Crowder Supply as TK-430120B7D. This is what the operator holds. Handle components on a rock drill absorb vibration and get dropped, so they wear out on calendar time rather than run hours.
It appears on the TJ 20 Rock Drill (RD 40) breakdown. The complete machine is the Tamco/Toku TJ-20 Rock Drill. Check it against the reference number on the diagram first; serial breaks change what fits.
Need the parts around it? They are on the same breakdown, and the parts diagram library covers every machine we publish. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.
- Part number: 430120B7D
- Manufacturer: Tamco/Toku
- Crowder SKU: TK-430120B7D
- Listed on breakdowns for: TJ 20 Rock Drill (RD 40)

