4710-01-384-0709 TUBE,BENT,METALLIC Index 4820-01-384-0711 DISK,VALVE

National Stock Number:
3820-01-384-0710

Federal Supply Class:
3820

National Item Identification Number:
013840710

Description:
BIT,ROCK DRILL

Detail:
A DETACHABLE, END CUTTING DRILLING TOOL WITH AN INTERNAL THREAD OR TAPERED SOCKET AT ONE END FOR ATTACHING A ROCK DRILL ROD. THE OPPOSITE END IS DESIGNED WITH TWO OR MORE CUTTING EDGES FOR DRILLING INTO ROCK FORMATION BY IMPACT AND A SLIGHT ROTARY MOTION. IT CONTAINS A HOLE OR HOLES IN THE CUTTING FOR THE PURPOSE OF CONDUCTING AIR OR WATER TO CLEAR THE HOLE BEING DRILLED. IT IS USED WITH POWERED DRIFTER DRILLS, SINKER DRILLS, AND THE LIKE.


Manufacturer Information:
V2-10-5/8 REG22023VAREL INTL INC


Click here to Register for Free 30-day Trial