Makita D-03919 Circular Saw Blade for Wood 185 x 30 x 40 Teeth  The Makita D-03919 is a Standard Blade for a Portable Saw. It has a diameter of 185mm with a tooth count of 40, suited to slower cutting with a finer finish.  Features:   Application: Wood, carpentry, joinery  Good cutting speed at low cost   Specification:  Bore: 30mm  Diameter (D): 185 mm  Kerf (K): 1.8 mm  Rake (R): 20 °  Thickness (T): 1.2 mm  Tooth Count: 40  Material Type: Wood  Weight: 0.6kg