Product Review

✔ Meets/exceeds: ANSIB18.3BT
✔ Screw head style: Button; screw drive style: hex socket, known as internal hex drives
✔ Made of stainless steel 304, high strength and anti-corrosion in various environments
✔ These screws come in an easy-use separated girds storage box

Item--------Thread Length------Total Length
#6-32 x 1/4"------1/4"----------0.32"
#6-32 x 3/8"------3/8"----------0.45"
#6-32 x 1/2"------1/2"----------0.57"
#6-32 x 5/8"------5/8"----------0.70"
#6-32 x 3/4"------3/4"----------0.82"

Package Contains
#6-32 x 1/4"----40 Pcs
#6-32 x 3/8"----40 Pcs
#6-32 x 1/2"----40 Pcs
#6-32 x 5/8"----40 Pcs
#6-32 x 3/4"----40 Pcs
Total: 200 Pcs

About Hex Socket Drives
 Hex Socket drives, 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 are similar to standard pan head but have a curved top