Sold as pack of 1. 5/32". A 5/32" collet SKU # 2134344 (Mfr. No. CT156) is required for use with X Bits. Allows you to cut through laminate flooring with ease. Carbide bit developed specifically for excellent performance and long life in cutting laminate flooring. Cuts through hard and soft wood flooring, plywood and other wood based materials. Manufacturer"s number: XB-LF1. Country of origin: United States. Distributed by Roto Zip Tool Corp.