while the T25 6-lobe head prevents cam-out

1-8 x 4 A325 Type 1 Heavy Hex Bolt Plain (50)

7/16-14 x 2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (50)

1/2-20 x 6 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

so send back what you don’t want or need at any time

1/2-13 x 2 1/4 Socket Head Cap Screws Thermal Black Oxide Alloy Steel Domestic USA - Bulk (250) 3/4-16 Flat Socket Cap Screws Alloy while the T25 6-lobe head1 2 13 x 2 1 4 Socket Head Cap Screws Thermal Black Oxide Alloy Steel Domestic USA Bulk (250) Socket Cap Screws with Thermal Black Oxide finish are made in the USA from durable alloy steel for superior strength and reliability. Featuring a hex drive and corrosion resistant coating, ideal for high performance and structural applications.