the SNAPSKRU® anchor opens with an audible "pop

3/4 x 36 ITM SDS Max X-Cutter Hammer Drill Bit

13/16 x 6 Reduced Shank Drill Bit (1/2 Shank)

5/8 x 4 1/2 Hex Lag Screw 18-8 SS

Threaded approximately 2

#2 x 6 High Speed Aircraft Bit Cobalt (6) Square Pancake-Head Self Tapping Screw 410 Stainless Steel the SNAPSKRU® anchor opens with#2 x 6 High Speed Aircraft Bit Cobalt . Manufactured to NAS 907 Type J specifications Jobber flute lengths for drilling holes in hard to reach places Heavy duty construction for portable or machine drilling For use in drilling in high tensile strength alloy steels, stainless steels, titanium and other difficult to machine materials Made in the USA