Countersunk machine screws with metric thread commonly used in pre-drilled and threaded holes.Machine Countersunk Silver Screws - M4 x 20SKU: 4020CPM£1.47PriceExcluding VATSub Categories*Machine ScrewsType*Machine Screw - CountersunkPack Type*BoxSize*M4 x 20Quantity*(100)pcsQuantity*ADD TO CART