For locking the camshaft pulleys when changing the toothed belt Engine repairs on 16-valve 1.4/1.6L FSi twin cams injection engine Audi A2 (00-06) SEAT Arosa (99-05), Ibiza / Cordoba (99-08) Leon (99-05), Toledo (99-05), Inca (00-04) Skoda Fabia (99-07), Octavia (00-08) Volkswagen Lupo (98-05), Polo (98-07) Golf / Bora (97-08), Beetle (01-08) Caddy (99-08) AFK, AHW, AJV, AKQ, APE, AQQ, AUA, AUB,AXP, ARC, ATN, AUS, AVY, AZD , ARR, BBY,BBZ, BCA, BKY, BAD, BCB