Black & Decker 429977-00 Switch Kit for Circular Saw. Switch kit is used on circular saw. Fits model number DW364k type 3. Also fits multiple Dewalt models. 14-Inch long, 7-Inch wide, and 5-Inch high. Package weight of this item is 5-Pound. Black & Decker is a global marketer and manufacturer of quality products used in and around the home and for commercial applications. Black & Decker provides consumers with products that help make everyday living and working easier and more efficient.