Screw Hexagonal for Multi-Unit® Sale! from 1530 /per Size 1.20 mm 1.22 mm 1.27 mm Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. This screw is stress tested to 150% of the nominal torque value and can also be used as lab screws. SKU:19.055 Tweet