Ingersoll Rand 1A1SA Industrial-Duty Chipping Hammer is engineered for high-frequency chipping, scaling, and surface preparation in demanding industrial and construction environments. Featuring a 1" stroke, 2,500 blows per minute, and a 0.58" hex shank, this A-Series pneumatic hammer delivers rapid, controlled impacts for efficient removal of concrete, weld slag, rust, scale, and other surface materials. Its industrial-duty construction is renowned for long valve life and durable handle performance, making it a dependable choice for continuous production work.
The 1A1SA features a swan-neck handle with an outside trigger for comfortable operation and improved accessibility during extended use. A grooved barrel with a lock-spring retainer securely holds compatible 0.58" hex shank oval-collar accessories, while the replaceable piston supports long-term serviceability. Operating at 28 CFM with a standard 3/8" NPT air inlet, the hammer is designed to provide reliable pneumatic performance for repetitive industrial chipping applications.
Type: Industrial-Duty Chipping Hammer | Series: A-Series | Model: 1A1SA | Shank Type: Hex | Shank Size: 0.58" (15 mm) | Retainer Type: Lock-Spring (Plain Arrow) | Stroke: 1" (25 mm) | Blows Per Minute: 2,500 BPM
Features:
- Industrial-duty A-Series design recognized for long valve life and durable handle construction.
- High-frequency 2,500 BPM operation provides rapid material removal for chipping and scaling applications.
- 1-inch stroke delivers controlled impact for precision surface preparation and light demolition.
- Grooved barrel with lock-spring retainer securely holds compatible 0.58-inch hex shank oval-collar accessories.
- Swan-neck handle with outside trigger promotes comfortable handling and good accessibility.
- Replaceable piston simplifies maintenance and helps extend service life.
- Compact, maneuverable design is suitable for production environments and confined work areas.
Tech Tip: To increase tool performance, extend tool life and lessen repair costs use it with a Filter-Regulator-Lubricator (FRLs)
Applications:
- Concrete chipping and light demolition.
- Bridge deck and concrete surface preparation.
- Rust, scale, and weld slag removal.
- Metal fabrication and foundry cleanup.
- Form stripping, maintenance, and general industrial material removal.
FAQs:
- Q: What type of accessories does the 1A1SA accept?
A: The 1A1SA is designed for 0.58-inch hex shank tools with an oval collar and uses a lock-spring (plain arrow) retainer for secure tool retention. - Q: What applications is this chipping hammer intended for?
A: It is commonly used for concrete chipping, bridge deck work, surface preparation, rust and scale removal, weld cleanup, and other industrial material-removal applications. - Q: What air supply is required?
A: The 1A1SA consumes 28 CFM and is equipped with a 3/8-inch NPT air inlet. Ingersoll Rand recommends using a 1/2-inch air hose for proper airflow. - Q: What advantage does the replaceable piston provide?
A: A replaceable piston simplifies maintenance and helps extend the service life of the hammer without replacing the complete tool. - Q: Why choose the 1-inch stroke model?
A: The 1-inch stroke provides rapid, high-frequency impacts that are well suited for precision chipping, scaling, and surface preparation tasks requiring excellent operator control.
| SKU | Retainer Type | Stroke | Bore | Length Without Accessory | Weight Without Accessory | BPM | CFM | Inlet Size NPT | Recommended Hose Size |
|---|---|---|---|---|---|---|---|---|---|
| IN (MM) | IN (MM) | IN (MM) | LB (KG) | IN | IN (MM) | ||||
| A Series Industrial-Duty Chippers | |||||||||
| With .580” Hex Nozzle — For Use With (X4) Hex Shank Oval Collar Accessories | |||||||||
| 1A1SA | Standard | 1” (25) | 1.13” (28) | 15.5” (394) | 14.75 (6.69) | 2,500 | 28 | 3/8” | 1/2” (13) |
| 2A1SA | Standard | 2” (51) | 1.13” (28) | 16” (406) | 15.13 (6.86) | 2,300 | 28 | 3/8” | 1/2” (13) |
| 3A1SA | Standard | 3” (76) | 1.13” (28) | 17.88” (454) | 16.63 (7.54) | 1,725 | 29 | 3/8” | 1/2” (13) |
| 4A1SA | Standard | 4” (102) | 1.13” (28) | 18.88” (480) | 17.5 (7.94) | 1,480 | 29 | 3/8” | 1/2” (13) |
| With .680” Round Nozzle — For Use With (X4) Round Shank Oval Collar Accessories | |||||||||
| 1A2SA | Standard | 1” (25) | 1.13” (28) | 15.5” (394) | 14.75 (6.69) | 2,500 | 28 | 3/8” | 1/2” (13) |
| 2A2SA | Standard | 2” (51) | 1.13” (28) | 16” (406) | 15.13 (6.86) | 2,300 | 28 | 3/8” | 1/2” (13) |
| 3A2SA | Standard | 3” (76) | 1.13” (28) | 17.88” (454) | 16.63 (7.54) | 1,725 | 29 | 3/8” | 1/2” (13) |
| 4A2SA | Standard | 4” (102) | 1.13” (28) | 18.88” (480) | 17.5 (7.94) | 1,480 | 29 | 3/8” | 1/2” (13) |
| W Series Heavy-Duty Chippers | |||||||||
| With .580” Hex Nozzle — For Use With (X4) Hex Shank Round Collar Accessories | |||||||||
| W1A1 | Rubber-buffered | 1” (25) | 1.13” (28) | 15.88” (403) | 14.75 (6.69) | 2,500 | 28 | 3/8” | 1/2” (13) |
| W2A1 | Rubber-buffered | 2” (51) | 1.13” (28) | 16.38” (416) | 15.13 (6.86) | 2,300 | 28 | 3/8” | 1/2” (13) |
| W3A1 | Rubber-buffered | 3” (76) | 1.13” (28) | 18.25” (464) | 16.63 (7.54) | 1,725 | 29 | 3/8” | 1/2” (13) |
| W4A1 | Rubber-buffered | 4” (102) | 1.13” (28) | 19.25” (489) | 17.5 (7.94) | 1,480 | 29 | 3/8” | 1/2” (13) |
| With .680” Round Nozzle — For Use With (X4) Round Shank Round Collar Accessories | |||||||||
| W1A2 | Rubber-buffered | 1” (25) | 1.13” (28) | 15.88” (403) | 14.75 (6.69) | 2,500 | 28 | 3/8” | 1/2” (13) |
| W2A2 | Rubber-buffered | 2” (51) | 1.13” (28) | 16.38” (416) | 15.13 (6.86) | 2,300 | 28 | 3/8” | 1/2” (13) |
| W3A2 | Rubber-buffered | 3” (76) | 1.13” (28) | 18.25” (464) | 16.63 (7.54) | 1,725 | 29 | 3/8” | 1/2” (13) |
| W4A2 | Rubber-buffered | 4” (102) | 1.13” (28) | 19.25” (489) | 17.5 (7.94) | 1,480 | 29 | 3/8” | 1/2” (13) |
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