Nylon cheese head slotted drive 20mm machine screws, M3 thread size, ideal for general insulation and applications involving corrosive substances. * Made from nylon 66 material * Natural finish * Head size 5.5 x 2mm * Metric thread * Flammability rating UL94V-2 * Supplied in pack of 100 https://elecena.pl/product/27210614/optimas-0010032-cheese-head-slotted-metric-machine-screws-m3-x-20mm-pack-100 2024-11-10 https://elecena.pl/product/27210614/optimas-0010032-cheese-head-slotted-metric-machine-screws-m3-x-20mm-pack-100 2026-07-06