Cooper Hand Tools Nicholson® Straight Pipeliner Half Round File is used on concave, convex and flat surfaces.
Cooper Hand Tools Nicholson® 14" Straight pipeliner half-round file with bastard cut has single cut curved/flat tooth pattern. Half-round file is used on concave, convex and flat surfaces of most metals.
Tooth Pattern: Single cut curved, Single cut flat
American pattern half round pipeliner file, Bastard cut
Used on concave, convex and flat surfaces
Rounded on one Side, Flat on opposite
Back side is single cut
Flat sides of all half-round files are double cut
Used on most metals
Clinically proven to provide up to 72 hours of protection