When you need to make accurate straight cuts, the Clamp Edge increases the accuracy of circu-lar saws, jig saws, routers, and other tools. It features a swivel head design and can clamp onto angles up to 22.5 degrees, offering more flexibility for all types of cutting. It’s available in three sizes—24, 36, and 50 inches—for a variety of applications. Cost: $39 to $50. Affinity Tool Works. 866-588-0395. www.affinitytool.com.