2019 spec . The long stroke edition has DLC black coated treatment .
High quality spring steel basic rc tools for 1/10 and 1/8 .The set includes allen wrench 1.5 , 2.0 , 2.5 , 3.0 , flat screwdriver 4.0 and nut driver 7.0 . ...By ARROWMAX high quality purple series
This tool is used for the needles engine tuning...Purple high quality spring stell series!
by ARROWMAX Purple series quality tools!
Purple series tools from Arrowmax , ultimate spring steel tips !
High quality spring steel tools , Purple series by Arrowmax!