Tamper Proof Wrench, For Use With Grainger Item Number 2KJJ9, 35Z290, 35Z291, 35Z292, 2KJJ8, 35Z275, 35Z276, 35Z277, 2KJK1, 35Z302, 35Z303, 35Z304, 3DYH3, For Use With Mfr. Model Number XLW, XLW8, XLWV,XLWX, XLBW, XLBW8, XLBWV, XLBWX, XLGR, XLGR8, XLGRV, XLGRX, XLSB, Fits Brand Xlerator