We are offering grub screws. sizes: from 1mm to 16mm in thread size and up to 100mm in length. threaded: m3, m4, m5, m6, m8, m10, m12, m16, m20. Also available 1/8″, 5/32″, 3/16″, 4/16″, 5/16″, 3/8″, 1/2″, 5/8″, 3/4″, 1″ in bsw, bsp, unef, unf, unc and 10ba to 0ba. standard: slotted grub screws to din 438, 551 & 553. Also socket screws to din 913, 914 & 915.