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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
Collars include stainless steel screws
Body Material Aluminum
• Parabolic flute drills preform best in low to medium tensile strength materials
Number of Threads: Quad Thread
the ratio should be kept low
65270 Type 167-D NAS 907J Aircraft 6" 135Â degree Split Point Solid Construction M42 Cobalt Drill Bits (6 pack) 72" Extension Collars include stainless steel screwsM42 Cobalt steel increases heat and abrasion resistance. Click Here for product catalog Proudly Manufactured in the U. S. A
