#39 Heavy Duty Jobber Drill Bits 12 pack B1/2-20 x 1 1/4 #24 Aircraft Extension Drill Bits

#24 Aircraft Extension Drill Bits 12" Length Black Oxide - Pack of 6

Part # 400N114

Manufactured to NAS 907 Type J specifications 135 degree split point surface treated with jobber flute lengths for drilling holes in hard to reach places

Part # MS35190-255

Part #40110F150BO-1000

#39 Heavy Duty Jobber Drill Bits 12 pack B1/2-20 x 1 1/4 #24 Aircraft Extension Drill BitsNeed a large quantity? Request bulk pricing here. #39 Heavy Duty Jobber Drills, High Speed Steel Pack of 12 Web construction is heavier than general purpose construction making it particularly suitable for cotter pin hole drilling and cross hole drilling in heads of bolts. The heavy construction affords efficient drilling in stainless steel and other hard materials. The split point reduces the thrust requirements and minimizes walking. Made in the