Ordering by number: this is 430106B10, the Tamco/Toku air connection tube – NPT. It carries supply between the source and the rock drill. Hose and its clamping hardware are inspection items a weeping line loses pressure at the tool.
It shows up in the parts breakdown for the TJ 15 Rock Drill (RD 30) and TJ 20 Rock Drill (RD 40). That machine is the Tamco/Toku TJ-15 Rock Drill if you are pricing a replacement rather than a repair. Check it against the reference number on the diagram first; serial breaks change what fits.
Everything else on that machine is one page away, and the parts breakdown index indexes every breakdown we publish. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.
- Part number: 430106B10
- Manufacturer: Tamco/Toku
- Crowder SKU: TK-430106B10
- Listed on breakdowns for: TJ 15 Rock Drill (RD 30), TJ 20 Rock Drill (RD 40)

