Extension rods, there
areR*2,
R*5, R*8, R*2, R*8, T*8, T*5, T*1, ST*8,
T*0threads, and
different lengths of rods are available from **0mm to ***0mm
usually.(1)Steel grade: 20CrNi3Mo equivalent to SANDBAR
*4SIZE: hex.*2mm .hex.*5mm, hex.*8mm. hex.*2mm
hex.*5mm