This items includes qty ONE screw. Shown in a grouping to display from various angles. Metric 4mm thread with .7 pitch. Length for most MED=8PLY shells ( this can vary lug to lug depending on the length of it's screw inserts - but this is a good guide point to start ), drum lug mounting screws. These screws are NOT included with our lugs, since we offer many lengths for different shell thicknesses. MED=8PLY , MED=8PLY , LONG=10PLY. These are the cheapest lug mounting screws available, they often are chrome but sometimes supplied is a slightly brassy goldish metal tone. Sometimes the length can vary . For this price it is a grab bag really.