Mitutoyo South Asia Pvt. Ltd. Manufactures Coolant Proof Caliper with Dust and Water Protection. Mitutoyo South Asia Pvt. Ltd manufactures various tyres of precision instruments. The Coolant Proof Caliper with Dust and Water Protection, Series 500, is used in workshop conditions exposed to coolant, water, dust or oil. The Coolant Proof Caliper with Dust and Water Protection is easy to use with advanced design styling. This Caliper incorporates advanced measuring systems with automatic power-on/off. This Caliper has data output function.