These #10 x 2 1/2" screws are made from high-strength

5/8-18 x 4 Socket Cap Screw Alloy

7/8-14 x 1 1/2 Socket Set Screw Cup Point Alloy

This combination of features makes the 2 3/4-12 Grade 2 finished hex nut (plain) an excellent choice for various fastening needs

5/8-11 x 2 1/2 Grade 5 Plow Bolt No. 3 Head Fully Threaded Plain - Bulk (150) 1/4-20 Socket Cap Screws Alloy These #10 x 2 1/2"Expertly designed for durability and strength, our Grade 5 Plow Bolt is a versatile and reliable addition to your inventory. With a fully threaded design and No. 3 head, this bolt is ideal for a variety of applications. Available in bulk with 150 pieces, it's a cost effective choice for your business.