M12 Force Logic press jaws are manufactured for the highest standards of press quality and durability in the industry. Designed for easy opening with one thumb, these jaws when used with the M12 force logic press tools represent a one handed pressing solution for up to 1-1/4 in. pipe.M12 press jaws will deliver quality press connections on all major fitting brands including Viega ProPress systems, Elkhart apologizes, and grinner g-press copper systems.