Hex Key, 2mm Back Catalog number: 380-0036-01-R Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GF25TQ Filter, Tissue Quartz, (99.90% retention of 0.3µm Price on request 800143 Filter Cassette Holder Kit (required when sampling Price on request 800142 Clip Assembly, Replacement for Filter Cassette Kit Price on request