Law Supply, Inc.
Web Page - Vise-Grip type Crimping Tool
Part No. Description
KT28 2-Hole Jaws to Crimp Ferrules for 3/16" I.D. and 1/4" Twin or Single Hose.
No Hammer, Vise or Other Tool Needed.
Insert hose with ferrule and splicer or nut and nipple in proper hole.  Offset tool approximately 1/8" from end of Ferrule and Squeeze. Make 1/4 Turn and Squeeze Hard Again.