Impression Block
Impression Block is an effective tool used to determine the dimensions, configuration, condition, and location of the top end of a fish in the hole.XINRUIDE Impression Blocks are manufactured with a high strength alloy steel body and a soft lead insert at the lower end. All impression blocks come with a watercourse that allows flushing of the fish top before the tool is lowered against it.Impression blocks without a watercourse can be furnished upon request.
