and the bottom portion sets the offset distance between the needle and the guide that is being used

Extra-deep undercut capacity for wide casings and thick trim

2 are required

you'll have everything you need to get started right away

Has an overall size of 15" x 15"

Wire Twister Crain Knee Kickers and the bottom portion setsTie Wire Twister twist wire to secure wire mesh and rebar together and in place. Just two or three pulls of the handle turn the hook within its socket, twisting the wire. Spring loaded return for quick action. Strong construction designed for the rough treatment on a job site. The contoured 12 In. handle is rubber coated is ribbed to create a firm grip during use.