uxcell 8#-32x3/16inch Hex Socket Set Cap Point Grub Screws 100pcs Drive Type: Hex Socket; Head Style: Flat Head; Material: 12.9 Alloy Steel Package Content: 100(+/-2%)pcs x Grub Screws; Product Name: Grub Screws Thread Size: 3/16"(L); Weight: 26g Main Color: Black; Total Length: 3/16" Thread Diameter: 8#; Thread Counts: 32