These pneumatic clamps securely hold down on workpieces from the air assisted wedge clamp arm. Pneumatic setup through side port or bottom port connections. Wedge mechanism provides 150% clamping force and prevents the clamping force from immediate decrease if air pressure lowers. Magnetic sensor mountable (AMWD-B Sensor Brackets sold separately). The body is made from AC7A anodized aluminum. The clamp arm is made from carburized-hardened 4115 steel, electroless nickel plated.