ARP SEA combo 5pc Thread Cleaning Chasers kit comes complete with 1/4-20, 5/16-18, 3/8-16, 7/16-14, and 1/2-13
ARP Thread Cleaning Chasers are a handy thread cleaning chaser taps, that are designed with the correct thread pitch and diameter to clean dirty blind or thru holes. The three Flute designs offer added strength with an easy starting point.
ARP Thread Cleaning Chasers are a handy addition to the tool box of any serious engine builder and an essential aid to preparing any block for final assembly. Don't take a chance on weakening block and cylinder head threads. Use these handy thread cleaning chasers whenever possible!
Please note that are strictly cleaning taps and are NOT designed to Cut Threads