Explosion proof 13 piece set double end box wrench

"Usage" is suitable for tightening and disassembling hexagonal bolts and nuts, especially suitable for narrow and concave areas that cannot accommodate double headed wrench space.

"Manufacturing Process" forging products

"Executive Standard" German standard DIN838

"Material" Beryllium Bronze Aluminum Blue Copper Alloy

"Specifications" 5.5 * 7, 6 * 7, 8 * 10, 9 * 11, 10 * 12, 12 * 14

14 * 17, 17 * 1 9,19 * 22,22 * 24,24 * 27,27 * 30,30 * 32mm