Columbia Plastics has been servicing the mining industry since 1945. Our line of blast hole plugs — Expansion Blast Hole Plugs (a.k.a. “Birdie Plugs”) and Hat PlugsTM, come in a variety of styles and sizes and have an established use world-wide.

The Hat PlugsTM are available in 1 ¼”, 1 5/8”, 2”, and 3” rock drill diameters.

Contact info@columbiaplastics.com or call 1-604-530-9990 for more information.