Suitable for threading black gas or galvanized iron pipes kit comprises four dieheads two piece tubular steel handle and compact ratchet head the compact ratchet head is suitable for working close to walls etc cast iron dieheads with alloy steel dies 4chasers per head for clean accurate thread and 4 waste holes includes carrying case display sleeve metric set 16 20 25 and 32mm dieheads imperial set 12 34 1 and 114 bsp dieheads