Clamping Miter Box With Saw. Uniquely Designed Honeycomb Base & Cam Shaped Pins Secure Work For Accurate Cuts. Hassle Free Just Twist Cam Pins To Securely Hold Material To Base While Cutting. Cuts Miters On 45 & 90 Degrees, Face Angle 45 & 22-1/2 Degrees, Angle For 4 Octagonal Shapes. Molded In Storage Compartments To Hold Cam Pins & Pencil. Base & Pins Are Molded Of High Impact Resistant Material For Long Life. Molded Lip On Base Edge To Reduce Twisting.