1/2" Sq.Dr. Shallow Impact Sockets, 6PT: 1)Both with groove and without groove are available 2)SIZE: 5/16"-2-1/4" 3) ISO9001 1/2" Sq.Dr. Shallow Impact ... , 1-1/4, 1-5/16, 1-3/8, 1-7/16, 1-1/2, 1-9/16, 1-5/8, 1-11/16, 1-3/4, 1-13/16, 1-7/8, 1-15/16, 2, 2-1/16, 2-1 ... size or drawing request. HUAYI TOOLS is your best choice.Thanks for visiting our website!! 1/2" Sq.Dr. Shallow Impact Sockets, 6PT/INCH ...