Place of Origin
Guangdong, China
Age Range
5 to 7 years, 8 to 13 Years, 14 Years & up
Model Number
GS-304C/306C/308C/310C/312C/314C
Head Style
Countersunk Head
Style No.
GS-316C/320C/322C/326C/330C/335C/340C
Specification
M3x16,M3x20,M3x22,M3x26,M3x30,M3x35,M3x40 or Customized Size