【25 Pcs 1/4-20 x 1-1/4" Hex Socket Button Head Cap Screws + 1 Pcs Hex Key Come In a Plastic Storage Box】
✔ Contains 25 Pcs 1/4-20 x 1-1/4" hex socket button head cap screws
--Meets/exceeds: ANSI/ASME B18.3BT
--Thread size ( diameter ): 0.250"/6.35mm
--TPI: 20 teeth per inch
--Thread length: 1-1/4" ( 1.250"/31.75mm), total length ( includes head ) 1.377"/34.98mm
--Screw head style: button head, head diameter: 0.428"/10.87mm, head height 0.127"/3.23mm
--Screw drive style: hex socket drive, also known as internal hex drive, hex size: 5/32"
--Made of alloy steel 10B21, black oxide finish, high strength and anti-rust
--Strength grade of screws : 10.9 Grade, hardness: HRC 32-39, tensile strength: 1040 N/mm²

✔ Contains 1 Pcs hex key to drive these screws conveniently and easily
--Hex size: 5/32"
--Made of chrome-vanadium steel, nickel plated, higher strength, anti-rust
✔ Easy to store: 25 Pcs hex socket button head cap screws and 1 Pcs hex key come in a plastic storage box, organized conveniently and easily

[ Package Contains ]
1/4-20 x 1-1/4"-----25 Pcs
Hex Key------1 Pcs

[ Hex Socket Drive ]
Hex Socket Drive, also known as Internal hex drives, have a hexagonal hole in the center that requires an Allen key, also known as a hex key or Allen wrench
[ About Button Head ]
Button head is similar to standard pan head screws but have a curved top