Armeg 2 Piece 1/2" & 3/4" BSP Jaw Dropper Tap Nut Wrench Open End Spanner Set

One spanner for 1/2" BSP and one for 3/4" BSP. The set, contained in a carry case, consists of two spanners, one for 1/2" and the other for 3/4" BSP threads. With the sliding jaw dropped it allows tightening of tap back nuts without having to turn off the water and drain the system.

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