The vacuum pickup suction cups used on the Hakko 394 Vacuum Pickup Tool and on the Hakko FR-803B, FR-810B and FR-811 SMD Hot Air Rework Stations (PNs A1166, A1167, A1311, A1312, A1438, A1439, and A1520 are made from ESD safe silicone rubber with a typical surface resistance value of less than 1x10e9 ohms, and are heat resistant to 180°C.