Fein starlock multi-function 251 knife is the first knife for oscillating
multi tools with three cutting surfaces. Because of the unique design of the
blade, material can be cut by pressing, pulling or pushing the blade for
maximum versatility. The starlock multi-function 251 knife is extremely
flexible for a variety of applications and materials like carpet, PVC floors,
cardboard, roof shingles and roofing fabric. Featuring the starlock mounting
system, the multi-function 251 knife fits every popular multifunction tool on
the market. Even If you don’t own a Fein oscillating Multi-Tool, you can
affordably upgrade output by choosing a Fein starlock blade. Fein originated
the oscillating tool and is proud to offer innovative and durable accessories
that achieve ultimate performance. One year warranty against defects in
material or manufacture.