Harper Air Tools
4 Bolt Chipping Hammers
Cylinder and handle bolted together, eliminating conventional threaded assembly. Heavy duty cast aluminum handle for strength and weight reduction. Handle grip opening large enough for gloved hand. Easy throttle control. Cylinders available for both threaded and conventional taper retainers. Exhaust deflector is even with cylinder circumference for easy hand grip. Equipped with swivel air inlet, 1/2" hose barb for whip hose, standard. Available with either disc (plate) or flapper automatic valve assembly.
| Models 4203 & 4204 |
| 3" & 4" Stroke, .680 Round Shank, Taper Lug Retainer |
| Models 4213 & 4214 |
| 3" & 4" Stroke, .580 hex Shank, Taper Lug Retainer |
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| Models 4203B & 4204B |
| 3" & 4" Stroke, .680 Round Shank, Taper Ball Retainer |
| Models 4213B & 4214B |
| 3" & 4" Stroke, .580 hex Shank, Taper Ball Retainer |
| Models 4203T & 4204T |
| 3" & 4" Stroke, .680 Round Shank, Threaded Ball Retainer |
| Models 4213T & 4214T |
| 3" & 4" Stroke, .580 hex Shank, Threaded Ball Retainer |
| (All taper or threaded ball retainers above - Suggest round collar steel) |
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| "SCRU-BALL"® Series |
| Models 4203T/4204T & 4213T/4214T |
| (Threaded quick change ball retainer and threaded cylinder screwed together) |
| (Traditional lockcoil spring for conventional type retainer is eliminated) |
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