Bulk 1-1/2"-6 Grade A Hex Bolts (A307, Coarse Thread, Zinc CR+3) Length:10 Qty - 1-1/2"-6 x 6" (PT) ✔️ Thermal black oxide finish

✔️ Thermal black oxide finish offers mild corrosion protection

Available in full-thread and partial-thread (PT) versions to suit a wide range of machinery

long-lasting connections in wood and reliable rust protection in moderate outdoor conditions

Place the DTI washer under the bolt head or nut with protrusions facing the bearing surface

Bulk 1-1/2"-6 Grade A Hex Bolts (A307, Coarse Thread, Zinc CR+3) Length:10 Qty - 1-1/2"-6 x 6" (PT) ✔️ Thermal black oxide finishBulk 1 1 2" 6 Grade A Hex Bolts (A307, Coarse Thread, Zinc CR+3) Reliable Fasteners for Construction, Industrial, and Structural Applications For applications requiring strong, durable fasteners, trust 1 1 2" 6 ASTM A307 Grade A Hex Bolts. Manufactured from low carbon steel and zinc coated with Cr+3 for corrosion resistance, these bolts are a top choice for construction, infrastructure, and general purpose fastening. Note PT = Partial Thread Key