name: ce 6ps(6-17) chrome plated hrc48 double ring offset spanner
size range: 6*7.8*9.10*11.12*13.14*15.16*17mm
material: 45# c steel, 40cr, chrome vanadium all ok
package: canvas bag, pvc holder both ok
production: drop forged, after heat treatment
hardness: hrc45-48
RING SPANNER SIZE RANGE6pcs(6-17)6*7.8*9.10*11.12*13.14*15.16*17mm6pcs(8-19)8*9.10*11.12*13.14*15.16*17.18*19mm8pcs(8-24)8*9.10*11.12*13.14*15.16*17.18*19.20*22.24*27mm8pcs(6-22)6*7.8*9.10*11.12*13.14*15.16*17.18*19.20*22mm10pcs(6-27)6*7.8*9.10*11.12*13.14*15.16*17.18*19.20*22.21*23.24*27mm12pcs(6-32)6*7.8*9.10*11.12*13.14*15.16*17.18*19.20*22.21*23.24*27.25*28.30.32mm