This requires an air compressor that can provide 73 CFM at 90 PSI. For mobile applications, a compatible compressor would be our item #5098932. For stationary applications, a compatible compressor would be our item #1592086.
Ingersoll Rand Rock Drill, 7/8in. x 4 1/4in. Hex Shank, Model# JRD30-B

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- For wet and dry drilling
- For holes up to 10ft. deep and up to 1 1/2in. dia. in concrete or soft to medium rock
- Easy access adjustable 3-speed throttle
- 7/8in. x 4 1/4in. hex shank size
- Reversible pawls
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