TAMCO
THA Series Chipping Hammer
Manufactured by Toku and offered through TAMCO.
Gooseneck chipping hammers with a saw-tooth connection between the handle and cylinder for a secure fit.
Choose .580-inch hex or .680-inch round shank, with round or oval collar; specify both when requesting a quote.
Complete tool: THA1Tool part # THA1
THA1. Shank Size: .680" Round Shank or .580" Hex Shank with Round or Oval Collar (Please Specify). Confirm the required fit before ordering.
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Adds the complete tool shown above—not an individual replacement part. Add more tools to build one quote request, then review your quote list.
1-800-241-9669Need help with a model or part? Talk to Mining Auger & Tool Works.
Technical Specs
| Specification | THA1 | THA2 | THA3 | THA4 |
|---|---|---|---|---|
| Shank Size | .680" Round Shank or .580" Hex Shank with Round or Oval Collar (Please Specify) | .680" Round Shank or .580" Hex Shank with Round or Oval Collar (Please Specify) | .680" Round Shank or .580" Hex Shank with Round or Oval Collar (Please Specify) | .680" Round Shank or .580" Hex Shank with Round or Oval Collar (Please Specify) |
| Piston Stroke | 1" (25.4mm) | 2-3/32" (51mm) | 2-17/32" (64mm) | 4-1/32" (102mm) |
| Piston Diameter | 1-1/8" (28.54mm) | 1-1/8" (28.54mm) | 1-1/8" (28.54mm) | 1-1/8" (28.54mm) |
| Impact Rate | 2,500 BPM | 2,300 BPM | 2,200 BPM | 1,800 BPM |
| Weight | 14.8 lbs (5.9kg) | 15.8 lbs (6.2kg) | 16.5 lbs (6.8kg) | 18.25 lbs (7kg) |
| Overall Length | 15-9/32" (388mm) | 16-1/4" (413mm) | 17-23/32" (450mm) | 18-29/32" (480mm) |
| Air Consumption | 28 CFM | 29.75 CFM | 31.8 CFM | 33.25 CFM |
| Air Inlet Thread | 3/8" NPT | 3/8" NPT | 3/8" NPT | 3/8" NPT |
| Hose Size | 1/2" (12.7mm) | 1/2" (12.7mm) | 1/2" (12.7mm) | 1/2" (12.7mm) |
| Maximum Air Pressure | 90 PSI | 90 PSI | 90 PSI | 90 PSI |
Specification THA1
- Shank Size
- .680" Round Shank or .580" Hex Shank with Round or Oval Collar (Please Specify)
- Piston Stroke
- 1" (25.4mm)
- Piston Diameter
- 1-1/8" (28.54mm)
- Impact Rate
- 2,500 BPM
- Weight
- 14.8 lbs (5.9kg)
- Overall Length
- 15-9/32" (388mm)
- Air Consumption
- 28 CFM
- Air Inlet Thread
- 3/8" NPT
- Hose Size
- 1/2" (12.7mm)
- Maximum Air Pressure
- 90 PSI
Specification THA2
- Shank Size
- .680" Round Shank or .580" Hex Shank with Round or Oval Collar (Please Specify)
- Piston Stroke
- 2-3/32" (51mm)
- Piston Diameter
- 1-1/8" (28.54mm)
- Impact Rate
- 2,300 BPM
- Weight
- 15.8 lbs (6.2kg)
- Overall Length
- 16-1/4" (413mm)
- Air Consumption
- 29.75 CFM
- Air Inlet Thread
- 3/8" NPT
- Hose Size
- 1/2" (12.7mm)
- Maximum Air Pressure
- 90 PSI
Specification THA3
- Shank Size
- .680" Round Shank or .580" Hex Shank with Round or Oval Collar (Please Specify)
- Piston Stroke
- 2-17/32" (64mm)
- Piston Diameter
- 1-1/8" (28.54mm)
- Impact Rate
- 2,200 BPM
- Weight
- 16.5 lbs (6.8kg)
- Overall Length
- 17-23/32" (450mm)
- Air Consumption
- 31.8 CFM
- Air Inlet Thread
- 3/8" NPT
- Hose Size
- 1/2" (12.7mm)
- Maximum Air Pressure
- 90 PSI
Specification THA4
- Shank Size
- .680" Round Shank or .580" Hex Shank with Round or Oval Collar (Please Specify)
- Piston Stroke
- 4-1/32" (102mm)
- Piston Diameter
- 1-1/8" (28.54mm)
- Impact Rate
- 1,800 BPM
- Weight
- 18.25 lbs (7kg)
- Overall Length
- 18-29/32" (480mm)
- Air Consumption
- 33.25 CFM
- Air Inlet Thread
- 3/8" NPT
- Hose Size
- 1/2" (12.7mm)
- Maximum Air Pressure
- 90 PSI
Complete tool configurations
Match the model, shank and part number. These are complete tools, not replacement parts.
| Model | Shank / Details | Part Number | Quote |
|---|---|---|---|
| THA1 | THA1. Shank Size: .680" Round Shank or .580" Hex Shank with Round or Oval Collar (Please Specify). Confirm the required fit before ordering. | THA1 | |
| THA2 | THA2. Shank Size: .680" Round Shank or .580" Hex Shank with Round or Oval Collar (Please Specify). Confirm the required fit before ordering. | THA2 | |
| THA3 | THA3. Shank Size: .680" Round Shank or .580" Hex Shank with Round or Oval Collar (Please Specify). Confirm the required fit before ordering. | THA3 | |
| THA4 | THA4. Shank Size: .680" Round Shank or .580" Hex Shank with Round or Oval Collar (Please Specify). Confirm the required fit before ordering. | THA4 |
Accessory Tools
Match the shank, collar and size to your tool. Each button adds that individual accessory to your quote list.
Standard retainers: oval collar. Deluxe quick-change ball retainers: round collar. These connections are not interchangeable. Lengths are measured under the collar.
Find the bit and length below, then match the shank and collar. All choices are shown — no sideways swiping needed.
| Points & Chisels | Length under collar (in.) |  OCHSOval collar · .580 Hex |  OCRSOval collar · .680 Round |  RCHSRound collar · .580 Hex |  RCRSRound collar · .680 Round |
|---|---|---|---|---|---|
 1 Pc. All-Steel Bushing Tool | 8" | ochs-bt | ocrs-bt | rchs-bt | rcrs-bt |
 4-1/2in. Wide Clay Spade | 10" | ochs-cs | ocrs-cs | rchs-cs | rcrs-cs |
 Moil Point | 12" | ochs-12p | ocrs-12p | rchs-12p | rcrs-12p |
| 18" | ochs-18p | ocrs-18p | rchs-18p | rcrs-18p | |
| 24" | ochs-24p | ocrs-24p | rchs-24p | rcrs-24p | |
 Narrow Chisel | 12" | ochs-12c | ocrs-12c | rchs-12c | rcrs-12c |
| 18" | ochs-18c | ocrs-18c | rchs-18c | rcrs-18c | |
| 24" | ochs-24c | ocrs-24c | rchs-24c | rcrs-24c | |
 2in. Wide Blade Chisel | 12" | ochs-12c2 | ocrs-12c2 | rchs-12c2 | rcrs-12c2 |
| 18" | ochs-18c2 | ocrs-18c2 | rchs-18c2 | rcrs-18c2 | |
| 24" | ochs-24c2 | ocrs-24c2 | rchs-24c2 | rcrs-24c2 | |
 3in. Wide Blade Chisel | 12" | ochs-12c3 | ocrs-12c3 | rchs-12c3 | rcrs-12c3 |
| 18" | ochs-18c3 | ocrs-18c3 | rchs-18c3 | rcrs-18c3 | |
| 24" | ochs-24c3 | ocrs-24c3 | rchs-24c3 | rcrs-24c3 |
Longer lengths available for most tools. Call 800-241-9669 for help matching your tool.
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