Hillman 5/16-18 X 1 1/2in Hex Tap Bolt 100 Pack - HF221012

Coarse Hex Tap Bolts are machine bolts that have been designed to adhere facing materials to prevent shear movement. Zinc grade 2 hex bolts are recommended for most general uses and are corrosion resistant for typical use. Be sure to pre-drill any holes and to use washers and nuts of a similar grade and finish.