4 Pack Vaughan & Bushnell 569-32 Replacement Blade for Bear Saw 10" x 18 & Graduated-TPI Pull Saw BS250D (250RBD) Thin, spring-steel blades are durable and rust resistant Specially ground, impulse hardened, tri-edge teeth May be used with any style handle Blade guards protect teeth when saw is not in use Fits BS250D