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MSF : Roll Thread
Props are manufactured from top quality,
ERW steel tubes confirming to IS:1161/1239
grades YST22. Sturdy 150 x 150 x 6
mm. head and foot plates welded on
inner of (40 NB) M & Outer (50
NB) M members having matching holes
for fastening of props on top of each
other to gain additional heights.
Nail holes provided on Head and Foot
plates for nailing runners / bearers
on to props.
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