Tool - Torque Wrench
Wilmar M202-P 3/8-Inch Drive Click Torque Wrench
http://www.amazon.com/gp/product/B0002KNX34/ref=ox_sc_act_title_2?ie=UTF8&psc=1&smid=A2JSVLQ78GCXTS $19.90
It is good to also get some deep sockets to go with it...
http://www.amazon.com/gp/product/B000K2K2KG/ref=pd_luc_rh_top_sim_03_02_t_img_lh?ie=UTF8&psc=1 $13.68