Profile: Summit Exports manufactures and exports lubricators, calipers & dividers, junior hacksaw, leather punch pliers and other precision tools. Our oil hole cover is designed for a drive fit that ranges from drilled hole & shoulder permits insertion to a pre determined depth. Our calipers are designed for taking transfer measurements or comparisons of external and internal measurements. We also supply grease nipples, constant level oilers, tin oil window, air cleaners and brass elbows.