Tools shaft for manual nutsetter insert 1/4“ external square 1/4” hexagon drive (Wera connecting series 4) With ball With ball With friction ball; for manual nut spinner sockets Article description Tool shaft for manual nutsetter inserts; with ball. Output: ¼“ square head; drive ¼” hexagon. inch inch mm inch 05311517001 1/4“ 1/4” 50 2" 1.With friction ball; for manual nut spinner sockets