In the early 1990s there was a tool called the Mastodon Jaw Extenders made by Mastodon Tool in Portland, Oregon. They look like large, orange mastodon tusks made of aluminum alloy and could be installed on a ¾-inch pipe clamp. They essentially extended the throat depth of the clamp from about 1½ inches to 8 … Continue reading What ever happened to? − Mastodon Jaw extenders
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