Nicholson® Screw-on plastic handle fits most popular files. For professional or home handymen handle made of strong high-impact material. Contoured to fit hand for straight, lathe and draw filing. Non-slip textured finish for easier grip. Used with 10 inch mill, flat, hand, half round, knife, cantsaw, crosscut. Also used with 12 inch mill, flat, knife, triangular, 14 inch square.