American Pneumatic
125 Clay Digger
Overview
This “D” Handle, Inside Trigger hammer is a time proven Clay Digger.
It is a Compact design, Lightweight and Hard Hitting. This tool excels in a wide variety of applications including: Trench Digging, Concrete Demolition, Clay Digging, Tunnel Excavating, Foundation Work, Pin Driving and much more.
Features & Applications
- Very Durable.
- “D” style Inside Trigger Handle.
- Replaceable Chuck Bushing.
- Replaceable Cylinder Bushing.
- Very Easy to handle.
- Flapper Automatic Valve.
- Latch Retainer, Hardened Alloy Steel Cylinder.
Model & part-number identification
American Pneumatic APT 125 (M125) Clay Digger
Old Part No. 5211 New Part No. 1280583346 (7/8” × 3-1/4”)
Complete tool: 125-78Tool part # 5211
7/8" x 3-1/4" HEX (A)
Your BEST price is just a call away.
Adds the complete tool shown above—not an individual replacement part. Add more tools to build one quote request, then review your quote list.
1-800-241-9669
Need help with a model or part? Talk to Mining Auger & Tool Works.
Technical Specs
| Model | 125-78 |
|---|---|
| Part # | 5211 |
| Weight | 21 lbs. |
| Length | 18-3/8" |
| Bore | 1-11/16" |
| Stroke | 2-3/4" |
| Blows/min | 2120 |
| Air Con | 40cfm |
| PSI | 90psi |
| Chuck | 7/8" x 3-1/4" |
Complete tool configurations
Match the model, shank and part number. These are complete tools, not replacement parts.
| Model | Shank / Details | Part Number | Quote |
|---|---|---|---|
| 125-78 | 7/8" x 3-1/4" HEX (A) | 5211 |
Accessory Tools
Match the shank, collar and size to your tool. Each button adds that individual accessory to your quote list.
| Tool | Length under collar (in.) | Details |  7/8" × 3-1/4" shankPart Number & Quote |
|---|---|---|---|
 Asphalt Cutter | 11" | 5" Wide Blade | 78-ac |
 Bushing Tool | 8" | 16 Teeth | 78-bt |
 Clay Spade | 16" | 5-1/2" Wide Blade | 78-cs |
 Digging Chisel | 16" | 3" Wide Blade | 78-dc |
 Pin Driver | 8" | Socket: 3/8" Deep x 1-3/4" Dia. | 78-sd |
 Frost Wedge | 17" | 2" Wide Blade | 78-fw |
 Ground Rod Driver | — | SOCKET DIAMETER: 11/16" | 78-grd(a) |
| — | Socket diameter13/16" | 78-grd(b) | |
| — | Socket diameter1" | 78-grd(c) | |
| — | Socket diameter1-1/8" | 78-grd(d) | |
 Moil Point | 14" | LONGER LENGTHS AVAILABLE | 78p-14 |
| 18" | LONGER LENGTHS AVAILABLE | 78p-18 | |
 Narrow Chisel | 14" | LONGER LENGTHS AVAILABLE | 78c-14 |
| 18" | LONGER LENGTHS AVAILABLE | 78c-18 | |
 Wide Chisel | 14" | LONGER LENGTHS AVAILABLE | 78c3-14 |
| 18" | LONGER LENGTHS AVAILABLE | 78c3-18 | |
 Detachable Shank | 7-3/4" | FOR USE WITH: TAMPER PAD TENT STAKE DRIVER SHEATHING DRIVER | 78-ds |
| Separate attachments — use with a detachable shank. Confirm the holder and fit. | |||
 Tamping Pad | — | 6" SQUARE | tps-6 |
| — | 8" SQUARE | tps-8 | |
| — | 7" ROUND | tpr-7 | |
 Tent Stake Driver | — | 2" | tsd-200 |
| — | 2-1/2" | tsd-250 | |
 Sheathing Driver | — | 2" | tsh-200 |
| — | 3" | tsh-300 | |
Longer lengths available for most tools. Call 800-241-9669 for help matching your tool.
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