The TX743B swab is specifically designed for highly clean environments, featuring excellent chemical corrosion resistance and compatibility with most solvents. The swab head is made of 100% continuous polyester fiber, directly heat-molded onto a polypropylene handle, eliminating contamination caused by adhesives. The tip employs perfect edge-sealing technology to prevent fiber shedding. TX743B is compact, rigid, clean, and highly absorbent, making it suitable for wiping delicate local points, small grooves, pinholes, and other hard-to-reach areas. Packaging: 100 pieces per small bag, 5 small bags per large bag. Swab head material: Alpha? polyester fabric. Swab head width: 4.0 mm (0.157") Swab head thickness: 3.6 mm (0.142") Swab head length: 12.0 mm (0.472") Swab handle material: Polyolefin Swab handle width: 3.0 mm (0.118") Swab handle thickness: 3.0 mm (0.118") Swab handle length: 58.3 mm (2.295") Overall swab length: 70.3 mm (2.768") Swab binding method: Thermoplastic Swab handle color: Green Swab core type: Hard core