Manual lock measure tape(401100)

Material:50# carbon steel, with nylon or without coating,10.5dmm thickness,polish face with nylon coating. Spring:65mm Case+sleeve:ABS+PVC;Braking model:Manual lock
size:16ft, 5m*19mm/7.5m*25mm /10m*25mm
Features:
1.Nylon coated cover ,10 times abrasive resistance than normal tape.
2.Slipping tape hook can accurately measure the outside and inside diameters.
3.PVC cover combines with ABS plastic,strong and crush resistant.
4.50# hig-carbon steel tape combines with 65# Mn spring,which makes the measure tape more retractile.
5.Extend-retracting hook design keeping same measuring precision measure with inside or outside hook head.
Notice:
Do not stretch and retract the tape when it is in lock position,measure tape surface coating and engraved lines can be rubbed by this action.