PM706E-DG Brass Inage (Sounding) Plumb Bob with Deep Grooves Gauging Tapes left chest pocket has safety

left chest pocket has safety flap

Distillation

Made in USA

IP-67 (Ingress Protection) and ATA (Air Transportation Association)

Heavy-Duty Frame Designed for Years of Rugged Use

PM706E-DG Brass Inage (Sounding) Plumb Bob with Deep Grooves Gauging Tapes left chest pocket has safetySolid brass 7 8" square x 6 3 4" long overall with tapered point and phenolic black plastic scale graduated to 16ths, accurate to within 1 32", with zero calibration point at the bottom of the bob. Deep grooves along side of scale Designed to be used with inage, sounding measuring tapes to measure the depth of liquid in a tank from the surface of the liquid to the tank bottom. They have grooves on the brass side adjacent to the phenolic scale as