Non sparking double end offset box wrench

material:albronze/beryllium alloy
face treatment;nature or electrostatic sparaying
size:5.5*7mm,6*7mm,8*10mm,10*12mm,12*14mm,
16*18mm,17*19mm,19*22mm,22*24mm,24*27mm,
27*30mm,30*32mm,32*34mm,34*36mm,36*38mm,
36*41mm,38*41mm,41*46mm,46*50mm,50*55mm,
60*65mm,65*70mm,70*75mm,65*75mm
all products are passed ISO9001/UKAS