מדגש מפולס למירכוז צנרת לצינורות קוטר "4-"1/2 Curv-O-Mark

Aids in the setting of center lines, establishing angles and marks for butt-ins, location points inside pipes and tanks, laying out key ways, and measuring declivity.  The standard head model is used on 1/2" diameter pipe and up.  It features a 4" Y type head fitted with an adjustable dial bubble proractor (DSL.)  Use a tapping hammer to operate the hardened centering pin.