50 * 50mm PS Back Catalog number: 8644PS-50 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8785B-75S Blue Scraper box of 100. Sterile Price on request 8644S4-50S 50 * 50mm Stainless 304 240grit Price on request 8644S4-100S 100 * 100mm Stainless 304 240grit Price on request