2-ear hose clamps. Material: W4 = completely stainless steel 1.4301 (V2A) for high corrosion resistance requirements. Suitable for smooth-walled hoses and control lines. 2-ear clamps are fitted by pinching with clamping pliers and can only be released by pinching open with a side cutter. The clamp cannot be reused. (Other types and larger quantities on request)