Download Simpson DROP-IN® Technical Data

This combination of features makes the 1 1/2-6 Grade 2 finished hex nut zinc plated an excellent choice for reliable fastening needs

New longer and stronger plastic straps that now work in base materials 3/8" to 3 5/8" thick

3/4-10 x 8 A307 Grade A Carriage Bolt HDG

7/8-9 x 6 Grade 8 Hex Cap Screw Yellow Zinc Plated

1-8 x 3 1/4 Socket Cap Screw Alloy Nylon Insert Locknuts Zinc Plated Download Simpson DROP-IN® Technical Data1 8 x 3 1 4 Socket Cap Screw Alloy . Alloy Socket Head Cap Screws from Brighton Best. Hardness of RC 38 43, meets or exceeds ASTM A574. Manufactured from heat treated alloy steel, 1960 series.