M6 12.9 Socket Grub Screws DIN 916 M6 metric 12.9 grade self colour steel socket grub screws, suitable for securing collars, pulleys, gears, handles, knobs, shafts and other mechanical components. These high tensile grub screws are manufactured from 12.9 grade steel with a self colour /... £0.49 (Inc. VAT) £0.41 (Ex. VAT) Choose Options Compare