Hilmor GLM Minor Tube Bender 15-22mm. A compact bender with precision high pressure Aluminium die cast formers & guides to produce sets, offsets, multiple bends etc in tubes of a maximum diameter of 22 mm. It is particularly suitable for installation of small heating systems etc. Supplied complete with 15mm and 22mm formers and guides. Capacities are: Copper BS2871 15mm - 22mm; Stainless Steel BS4127 15mm & Mild steel BS4152 15mm.