Replacement Models: 23-66-2635 switch fits 23-66-0098, 23-66-2635, 23-66-5027 On-Off switch; compatible with 2730-20/2730-21 Cordless Fuel Circular Saw, 2731-21/2731-22 Cordless Fuel 7-1/4 inch Circular Saw, 2782-20 Metal Cutting Saw, and 2631-20/2730-20 Circular Saws. Problems That Can Be Solved: This circular saw switch replacement helps resolve issues such as poor electrical contact, intermittent power failure, or damage to the original switch. Replacing a faulty switch can help restore tool performance, reduce downtime, and improve efficiency. Material: Made of high-quality plastic materials, designed for durability and stable performance under regular use. Resistant to wear, deformation, and aging, providing long service life. Quick Installation: Designed for easy replacement. Installs in minutes without complex tools or procedures. Direct fit for straightforward servicing. Color: Black Material: Plastic Package Contents: 1 x Circular Saw Switch Note: Other items not included. Color may vary slightly due to lighting and display differences. Measurement error allowed within +/- 1-3 cm.