For Standard Lockshield Type Radiator Valves with a 3/4" Male BSP Thread. 3/4" x 1/2" Radiator Tail Only. So when replacing an old rad, they throw these away with it! Not knowing that they are actually part of the valve.
Sandy Beach Anthracite Radiator Valves, Grey Radiator Valve Thermostatic, Anthracite TRV Radiator Valves - Grey Thermostatic Radiator Valve with Lockshield Valve Angled (15mm)
RDXMAX Universal Radiator Key Bleed Key UK – Radiator Bleed Screw & Radiator Bleeder Tool – Radiator Valve Key, Plumbers Radiator Key, Lockshield Valve Key, Radiator Spanner Keys to Bleed
UK Radiators Antique Brass Thermostatic Radiator Valve and Angled Lockshield Valve - Brushed Antique Brass Finish - Traditional Design 1/2" x 15mm Metal Head Radiator Valve
UK Radiators Black Radiator Valve 10mm Angled Lockshield Valve in Black and Matt Finish - Classy and Modern Design 1/2" x 10mm Angled Radiator Valve
15mm Radiator Valve Tail Extension Chrome 50mm, 75mm, 100mm Lengths Cut to Size
3/4" x 1/2" Union Radiator Valve Tail, Chrome, BSP Threads