Prevents engine movement when removing and installing the crankshaft pulley bolt. Centre hole allows access to crankshaft pulley bolt with deep socket (such as Laser Part No. 7767). Applications: Honda Aerodeck 2.2L (from 1993); Accord 2.0L, Accord 2.2L Vtec, Accord 2.2L Coupe, Prelude 2.0L, CRV (from 1997); Civic 1.4, 1.6L, Civic Coupe 1.7L (from 2001); Legend 3.5L V6 (1996 - 2002); Shuttle 2.2i, 2.3Li (1995 - 2001); Rover 618, 620 & 623 (1993 - 1999). Equivalent to OEM 07MAB-PY30100. Prevents engine movement when removing and installing the crankshaft pulley bolt. 1/2"" drive; 45mm Hex - hexagonal shaped tool matches with hole in crankshaft pulley. Shallow 1"" overall depth fits into tight engine compartment area. 50mm version available under Laser Part No. 3760.