HDH INSTRUMENTS

About

HDH Instruments is a family-owned precision machining company established in 1978, specializing in deep hole drilling, honing, and turning services for various industrial applications. The company operates as a leading provider of complex machining solutions, serving industries that require high-precision components with tight tolerances and exceptional quality standards. The company's core capabilities include deep hole drilling with ejector and solid drilling techniques, accommodating ID sizes from 0.984" to 8.00" in lengths up to 415", plus trepanning services for larger diameters up to 14.00" ID. Their tube boring services handle diameters from 1.80" to 8.50" ID in lengths up to 45 feet, processing various metals from carbon steel to nickel alloys for applications including stator tubes, blast joints, and tubing conversion. Gun drilling services cover small-diameter precision holes from 0.055" to 1.50" ID with lengths up to 150". Additional services include vertical and horizontal honing for finished machined parts with capabilities from 0.0625" to 20.00" ID and lengths up to 600", plus turning and machining services for parts up to 26.00" OD and 492" in length. The company maintains strict quality control procedures and is committed to meeting customer requirements for precision machining across a wide range of metallic materials and some plastics, with turning tolerances as tight as 0.005".

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