5/8 x 18 High Speed Long Boy (1/2" Shank)

14 x 6 1/4 ThruLOK® Screw Bolt Fastening System (24)

The slots are for the insertion of a cotter pin to secure the nut when used with a drilled shank fastener

8 x 1 1/4 Phillips Flat w/ Nibs Self Drilling Cement Board Screws w/ Wings Ruspert Coated - Carton (5000)

#40 Heavy Duty Jobber Drill Bit

M20-2.50 x 120 Socket Cap Screw 12.9 Alloy Plain DIN 912 7/8-14 Grade 8 Hex Cap Screws Yellow Zinc Plated 5/8 x 18 High SpeedM20 2. 50 x 120 Socket Cap Screw 12. 9 Alloy Plain DIN 912 . Alloy Socket Head Cap Screws from Brighton Best. Hardness of RC 38 43, meets or exceeds DIN 912. Manufactured from heat treated alloy steel, 1960 series.