GROCO Thru-Hull Installation Tool [THT-530] Marine Hardware | Pedestals Pitot tube type speedometers operate

Pitot tube type speedometers operate by pressure from the water being forced into the pitot tube

UPC: 085226035111

UPC: 619749211181

Amperage: 15 Amp

High Visibility Dials

GROCO Thru-Hull Installation Tool [THT-530] Marine Hardware | Pedestals Pitot tube type speedometers operateThru Hull Installation Tool Thru Hull Installation Tool The Concept: THT 530 makes the installation of standard GROCO thru hull fittings possible by a single installer. Slide the thru hull fitting, flanged end first, over the tool. (It will stop at the proper step.) Tie a length of monofilament to the eye and place it into the already cut hole in the hull of the boat. Apply caulking to the flange of the fitting, and pull the fitting through the hole