Description
APT – 137 ROCK DRILL
7/8″ x 4-1/4″
Old PN : 5225
New PN : 1280583320
The APT Model 137 Rock Drill is a versatile midsize Rock Drill used in general construction, utility work, and plant maintenance. It is designed for drilling through granite, hard faced rock, quarry drilling and for drilling secondary holes for blasting. It can also be used in conjunction with dowel hole drilling machines.
The Model 137 is adaptable to wet drilling application by attaching the APT valve, wet tube and swivel assembly.
| TECHNICAL INFORMATION | ||
| Type | DRY | |
| Hex Chuck Size | in | 7/8″ x 4 – 1/4 |
| Stroke | in | 2 – 3/8″ |
| Blows per minute | bpm | 2 – 5/8″ |
| CFM @ 90 psi | cfm | 32-36 |
| Weight | lbs | 19 |
| Length | in | 19 |
| Air inlet NPT | 3/8″ NPT Male | |
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