This is a 400 piece, class 10.9 (approximately equivalent to U.S. grade 8) steel, flat head socket cap screw assortment with a black oxide finish. The screws are made to DIN spec# 7991. It comes in a steel box that is clearly labeled and has a removeable plastic tray, hinged lid and latch. It includes the following sizes: M3x6, M3x12, M3x20, M4x6, M4x10, M4x16, M4x20, M5x8, M5x12, M5x20, M5x25, M6x10, M6x16, M6x25, M8x12 and M8x25
Part #SFH400
 
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