Its a popular Stihl size. If you shop for Stihl chain, it the 33 series--3=3/8 and 3= .050 guage . ie 33 RS 72 (full chisel ) 33 RM 72 (semi chisel ).Stihl 20" medium mount rollomatic Es. 3/8 pitch, 72 drivers. Fits 024-066/MS660.
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i only see bars at my dealer saying made in the usa.
Im not really sure but its not like 100 cords!! Lol! Maybe 15 cordsHow much usage Keith?