Microcompute

r control four ball friction testing machine

Digital disp

lay material torsion tester

Horizontal a

utomatic spring torsion test machin

BJXN-10 Tors

ion testing machine for wire rod

Vertical mic

rocomputer controlled spring torsion test machin

BJXN-5 Wire

torsion testing machine

Horizontal m

icrocomputer controlled spring torsion test machin

Vertical spr

ing torsion test machin

Water pressu

re test device in concrete drain pipe