Tooth Reciprocating Saw Blade Perfect for cutting thin sheet metal, automotive parts, metal fabricating,muffler shops, woodworking resin products and plastics . This package comes with 5pcs saw blades, Each piece is 18T fine-toothed metal saw blades and a 1/2-Inch shank, For within a diameter of 60mm thin metal plate. Hacksaw blades cutting blades use Bi-metal construction ensures and resistance to breakage, high hardness, more and more wear-. These air saw blades have a universal fit and are compatible with most reciprocating saws, large clearance between head and jig, wide operating range. Colour:Black Material:Metal Package Contents: 5 * Saw blade Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.