Festo's QSM-M3-4-I-R-100 is a pneumatic connector designed for efficient and secure fastening applications. It features a robust screw fastener mechanism ideal for precise and reliable connections. Typically used in pneumatic systems, it facilitates easy assembly and disassembly in industrial automation settings. https://elecena.pl/product/28794317/festo-132915-qsm-screw-fastener-m3-4mm-internal-reducing-100-pcs 2025-05-24 https://elecena.pl/product/28794317/festo-132915-qsm-screw-fastener-m3-4mm-internal-reducing-100-pcs 2026-07-12