M3, M4 ,M5 ,M6 Black Countersunk(CSK) Head Allen Socket BOLTS (Screws) Packs of

Sizes M1.6 - M6 in A2 & A4 Stainless Steel. NUTS / BOLTS / WASHERS / GRUB SCREWS. Allen key drive. NB Bolt Length INCLUDES HEAD. Select your size from drop down box.

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