Imperial 82679 Aircraft Extension Drill Bit, 5/16" Foot Must be waterproofed with plastic
Description
Must be waterproofed with plastic sealer
Size: 3/8" x 6"
Portland cement based sets bolt
Micron rating: 0
Material: Nickel Chrome Steel
Imperial 82679 Aircraft Extension Drill Bit, 5/16" Foot Must be waterproofed with plasticAircraft extension bits are used for drilling holes in hard to reach places because of their 12" length. National Aerospace Standard 907 type B, type A243 specifications. The 135 split point eliminates the need for center punching. This drill bit will not "wander", not even on curved surfaces. Shanks are spring tempered to prevent bending. Jobber length flutes. Highlights: Drill Size: 5 16" Overall Length: 6. 0000" Shank Type: Spring Tempered Decimal
Exchange/Return Notes
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