Spiralink - 1/2 " x 1/2" or 1/2" x 5/8 " Durable Construction: Made from high-quality

Durable Construction: Made from high-quality plastic with stainless steel nails

Tool steel construction

and maintenance workers who need metric ratcheting wrench coverage for faster fastener driving without removing and resetting the wrench

ø 3/8" - 1 1/8"

Precision-Fit Sealed Bearings: Ensures smooth operation and longevity

Spiralink - 1/2 " x 1/2" or 1/2" x 5/8 " Durable Construction: Made from high-qualityProduct Detail Spiralink Circulator Coupling 10023, 1 2 " x 1 2" or 1 2" x 5 8 " For Bell & Gossett, Armstrong, and Taco circulators and In Line Pumps. The Spiralink is a permanent replacement for the failure prone OEM coupling. Replace the flimsy, 4 spring, OEM fly away' coupling with a SpiralinkTM today. Leave your customers feeling satisfied in knowing they won't be left in the cold this heating season! Spiralink's innovative, one piece design has