1/4" Piston

The Mastercool Inc® Connect app is used exclusively with Mastercool Inc®'s Bluetooth® capable HVAC and automotive service tools and equipment. This app provides full mobility for our Bluetooth® enabled products as live activity can be easily viewed on all compatible hand-held smart devices. The Mastercool Inc® Connect App requires iOS versions 11 or later and Android versions 6 or later. Simply download the free Mastercool Inc® Connect app to begin receiving and analysing data from any nearby Mastercool Inc® enabled Bluetooth® device. Product Description: The Ultimate Device for Charging ...

Yellow Jacket® 41 Series Manifold With 60" Ball Valve Hoses 42715 Features: Forged body is solid brass for durability Full porting maximizes capacity Metal valve handles are full size for easy operation Hose anchors are forged into back of body at 45° Flutterless™ technology means surge protector and silicone dampened movement help minimize needle pulsation for easier, more accurate readings Sliding double "O" ring pistons reduce wear Easy-to-read 2-1/2" (63.5 mm) steel case gauges with 3-2-3% accuracy (Class B) Limited lifetime warranty on manifold bar and valves only Made in ...

Product Description: Stands up to the most Gruelling Conditions- Mastercool®'s "Black Series" vacuum pumps are durable and time tested to stand up to the most gruelling conditions and will provide years of reliable service. This vacuum pump provides the power and mobility necessary for a wide variety of applications. Features: Refined cartridge machining process creates an improved surface finish extending the longevity of the pump life Expanded internal oil path creates less friction and ultimately less heat Upgraded seals insure maximum vacuum U.S. designed and tested Easy grip handle ...

Yellow Jacket® 41 Series Manifold With 60" Ball Valve Hoses 41709 Features: Forged body is solid brass for durability Full porting maximizes capacity Metal valve handles are full size for easy operation Hose anchors are forged into back of body at 45° Flutterless™ technology means surge protector and silicone dampened movement help minimize needle pulsation for easier, more accurate readings Sliding double "O" ring pistons reduce wear Easy-to-read 2-1/2" (63.5 mm) steel case gauges with 3-2-3% accuracy (Class B) Limited lifetime warranty on manifold bar and valves only Made in ...

Mastercool® is the leading manufacturer of professional quality A/C manifold gauge sets. Our manifold gauge sets are constructed of the finest materials and machined with precision to the highest quality standards. At Mastercool, every manifold we build is built to last. Features: Heavy duty forged brass body Large all metal handles are angled for ease of operation Free-floating piston type valves reduce o-ring wear Hose holder for convenient storage Silicone dampened gauges smooth out needle movement Gauges can be easily recalibrated in the field to maintain accuracy