5 each #40 (.098") 18" Extension Drill bit Made for use in quick change drill motors but can be use in chuck drills also New Drill Bits *Surplus Aviation* *135 Degree Split Point for Superior Drilling Capability* *High Quality High Speed Steel - You won't find these in your average hardware store!* *These cost Boeing o
1 each #40 (.098") 18 inch Extension Drill bit Made for use in quick change drill motors but can be use in chuck drills also New Drill Bits *Surplus Aviation* *135 Degree Split Point for Superior Drilling Capability* *High Quality High Speed Steel - You won't find these in your average hardware store!* *These cost Boeing over $38.00 each!*
5 each #10 (.194") 18 inch Extension Drill bit Made for use in quick change drill motors but can be use in chuck drills also New Drill Bits *Surplus Aviation* *135 Degree Split Point for Superior Drilling Capability* *High Quality High Speed Steel - You won'
For routing stone with wood router 40/50 grit diamond, best on marble, granite and glass Diameter of diamond bit: 1-1/4" Total length: 2" Height of diamond: 1" 1/2" Shank to be used on conventional routers. Use wet or dry. Water or other cooling agent is recommended for lo
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