Techniks 31/12-4222C | 7/8" Size x 0.697" Capacity x 0.697" Shank x 1.220" Width ANSI 2 Bearing steel Rigid Tap ColletTechniks mission is to provide high quality and innovative solutions that optimize manufacturing processes for customers engaged in metalworking, composites machining, and woodworking to meet the most challenging applications, improve machining processes, and create cost efficiencies. Techniks Rigid Tap Collets pair with tapping holders offer superior tapping capability. They offer Quick Change capability to change worn taps in seconds. Product