Tweed Loop Forming Pliers Product Details: Tweed Loop Forming Pliers Create closing loops in square or rectangular wires Firm grip of the wire while bending Handcrafted by the finest grade surgical stainless steel. Corrosion resistance and completely sterilisable. Tweed Loop forming pliers with .055″, .075″, and .090″ (1.4mm, 1.9mm, and 2.3mm) diameters for creating bull and helical loops on wires up to .022″ x .025″ (.56mm x .64mm).