5/16", Cobalt Steel, Jobber Drill Bit, 4-1/2" Overall Length, Straw/Bronze Drill Bit Finish
These drill bits meet National Aerospace Specification (NAS) 907 Type J for drill bits used in aircraft repair and production. They have a have a straw/bronze finish that improves their wear resistance, and they have spiral flutes that evacuate chips as the bits drill into a workpiece.
|Grainger Dropship||1G889||Jobber Bit,5/ 16 In.,|
|VMRS (ATA) CODES||053-006-009||Jobber Bit,5/ 16 In.,|
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