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These very small tipped bars from Sugihara have a tip radius of only 7mm hence the name R7 (Dime Tip bars are usually 9mm-10mm) and should only be used for very fine detailing work. Will only run with 1/4″ .043 picco chain on saws less than 30cc. For carvers who want the ultimate detail bar.
Part Number BN6C-4P35-A