Brushed aluminum and clear anodized body; vacuum is generated by pressing and releasing the vacuum push bar. The sets include 6 probes and cups, two of each size cup (for cup diameters see ordering information), on one bent and one straight probe. The Buna-N cups are static dissipative and non-marking with a temperature range of -20°C to +120°C (-4° to +248°F). The cups also can be mounted directly to the tool. Recommended temperature operating range: +20 to +40° C (+68 to +104° F).