Juego Dados Bomba Inyectora BOSCH 3 Pzas. VIKTECA triangular nut to loosen the cover screw, total length 37.8 mm, 120 ° thread angle, leg length 14.4 mm. .for A triangular nut to release the cover from the dial gauge, total length 42.1 mm, 120 ° thread angle, leg length 28.1 mm. .A two lock nut, expanding the pressure control valve to VP37 pumps, total length 80.4 mm, leg length 12.4 mm.