Holding power: Pull-out values of Marine screws exceed those of ordinary tapping screws in fiberglass and wood

3/4-10 x 11 A307 Grade A Carriage Bolt HDG

1/4 x 3 Powers Combo Mushroom Toggle Bolt Zinc Plated (50)

Marine screws are locked in place thanks to their "teeth" (the thread indentations will resist back-out even after prolonged vibration)

#33 x 6 High Speed Aircraft Bit Cobalt (6) 5/8-11 Socket Cap Screws 18-8 Stainless Steel Holding power: Pull-out values of#33 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