The Water Swivel Chuck Extension Adapter – 1/2" GAS Thread is a precision-engineered lapidary and drilling accessory designed to extend the reach of core drills, diamond drill bits, and lapidary drilling tools. Built to support continuous water flow, it ensures effective cooling and dust suppression, enhancing drilling performance and prolonging tool life. Crafted from high-strength, precision-machined materials, this adapter delivers excellent stability and accuracy during drilling operations. Both ends feature 1/2" GAS threads for secure connections with water swivel systems, while some models are available with one end threaded to fit taper shank drill holders, making them highly versatile for different setups. Available in multiple lengths—including 35mm, 37mm, and 40mm dual 1/2" GAS thread extenders, as well as 35mm, 45mm, 55mm, 60mm, 65mm, 70mm, and 75mm water swivel adaptors with one end 1/2" GAS and the other taper shank compatible—this extension adapter is ideal for lapidary gemstone drilling, glass drilling, quartz, ceramic, and stone drilling, as well as industrial applications that require efficient water cooling. Designed for precision, durability, and versatility, the Water Swivel Chuck Extension Adapter is an essential upgrade for professional workshops, hobbyists, and industrial users seeking reliable performance and extended reach in their drilling operations.