One-hand system crimping pliers Lever-operated crimping pliers with ratchet mechanism and pressure point release with a variety of interchangeable press profile inserts fixed by two fastening screws. The ergonomically shaped crimping pliers are easy and handy to use. The integrated automatic ratchet is triggered by the lever effect of the handle. Adjustable forced release guarantees optimal crimping results. All inserts are made of carbon tool steel. Crimping pliers complete with insert, length 230 mm, for insulated and non-insulated wire end ferrules according to DIN: 25 and 50 mm², optimized press form, particularly suitable for thinned, fine-stranded conductors according to IEC 228