this is a reliable

7/8-14 x 2 3/4 Socket Cap Screw Alloy

5/8-11 x 1 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (250)

Made in the USA and guaranteed to meet the ASTM A325 Type 1 standards for quality

2-4 1/2 x 3 Socket Cap Screw Alloy

1/2-13 x 1 1/4 Grade 5 Plow Bolt No. 3 Head Fully Threaded Zinc Plated - Bulk (450) M20-2.50 Hex Cap Screws DIN 931 18-8 Stainless Steel (A2) this is a reliableWith a durable, fully threaded zinc plated design, these 1 2 13 x 1 1 4 Grade 5 Plow Bolts offer strength and longevity. The No. 3 head allows for easy installation, making them ideal for bulk projects. Upgrade your construction or repair needs with this convenient pack of 450 bolts.