M3 M4 M5 M6 M8 M10 SOCKET COUNTERSUNK SCREWS 10.9 HT CSK HEX ALLEN KEY BOLTS

Thread Pitch: 0.5mm(M3) / 0.7mm(M4) / 0.8mm(M5)1mm(M6)/1.25mm(M8)/1.5mm(M10). -Product : Hex Socket Countersunk(Flat) Head Screw. -Size：M3 / M4 / M5/M6/M8/M10 L(length include head). -Material : 10.9 Class Steel.

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