supply of probe for rail testing machineprobe for rail testing machine,0 degree normal probe, 04 mhz double crystal 18/20 mm dia, make - paras [ warranty period: 30 months after the date of delivery ] , 70 degree forward & backward angle probe, 02 mhz, single crystal 20 mm, with shoe & roller. m ake - paras. [ warranty period: 30 months after the date of delivery ] , 70 degree probe 02 mhz single crystal 20 mm dia for rail testing. make -paras [ warranty pe riod: 30 months after the date of delivery ] , 45 degree angle probe 02 mhz (side connector) single crystal 20 mm dia. make - paras [ warra nty period: 30 months after the date of delivery ] , 37 degree f/b angle probe, 02 mhz, single crystal, 20 mm dia with shoe & roller. make - paras [ warranty period: 30 months after the date of delivery ]