This is the American Pneumatic Tool chuck – round part number 1280582935 the number that superseded 17662, Crowder SKU APT17662. It holds the working steel in the rock drill. Retention hardware is a wear and safety item a stretched or cracked retainer lets the steel move, which chews the front head.
Crowder’s breakdowns list this part on the 109 Mini Rock Drill. The complete machine is the APT 109 Pneumatic 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, and the parts breakdown index indexes every breakdown we publish. Stocked in Denver orders placed by 4 PM ET ship the same day when the part is on the shelf.
- Part number: 1280582935
- Previous part number: 17662
- Manufacturer: American Pneumatic Tool
- Crowder SKU: APT17662
- Listed on breakdowns for: 109 Mini Rock Drill
