This is a cup point, internal hex drive, 300 piece set screw assortment in stainless steel. It comes in a steel box that is clearly labled and has a removeable plastic tray, hinged lid and latch. It contains the following sizes: M3x3, M3x8, M4x5, M4x10, M4x16, M4x20, M5x5, M5x10, M5x16, M5x20, M5x25, M6x8, M6x16, M6x25, M8x12 and M8x25. It also comes with the necessary hex keys to drive the set screws 
MSTC PART# SS-300SS
 
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