* Contents:
    #30 x 13pt with hole,
    #31 x 15pt with hole,
    #32 x 16pt with hole,
    #33 x 17pt with hole,
    #34 x 18pt with hole,
    #35 x 19pt with hole,
    #36 x 20pt with hole,
    #37 x 21pt with hole,
    #38 x 22pt with hole,
    #40 x 23pt with hole,
    #11 x 15pt w/o hole,
    #12 x 14pt w/o hole,
    #13 x 16pt w/o hole,
    #14 x 12pt w/o hole,
    #15 x 11pt w/o hole,
    #16 x 10pt w/o hole,
    #17 x 7pt w/o hole,
    #18 x 13pt w/o hole,
#19 x 8pt w/o hole,
#20 x 9pt w/o hole
1pc 17mm thin wall deep impact
socket
6pt hex: 17mm
Material: scm440/ chrome plated
Heat treatment: 48-52°