DeWalt DCS438E2T-GB 75mm 18V 2 x 1.7Ah Li-Ion PowerStack Brushless Cordless Cut Off Tool - Screwfix
CONVERT a dewalt angle grinder to use cut off wheels - YouTube
DeWALT® High Performance™ Guaranteed Tough® DW8705 Small Diameter Cut-Off Wheel, 3 in Dia x 1/16 in THK, 3/8 in Center Hole, 36 Grit, Aluminum Oxide Abrasive | Source Atlantic