3/8x2 1/2 UNC HT CUP HD BOLT YELLOW ZINC GR 8
Nuts not included
Commonly known as a Coach Bolt, (not to be confused with a Coach screw)
Thread = 16 TPI (Thread per Inch)
UNC (Unified National Coarse Thread)
Head Width Approx = 20mm
High Tensile Grade 8
Standard ANSI
Yellow Zincplated Finish