Specifications: Fs-7843 manual pressing pliers is used for pressing various kinds of automobile air conditioning hose pressing tools to repair air conditioning pipes The mold group is: # 6 (5/16") - purple # 8 (13/32") - red # 10 (1/2") -- yellow # 12 (5/8") - green Molds are quickly locked in place without pins or screws. The device can be conveniently installed using a fixture on the bench or a pair of safety holds. The kit comes with a complete set of standard hoses covering the mould dimensions # 6, # 8, # 10 and # 12. Lower barrier type hose optional die sleeve.