Halcyon Technology Public Company Limited, together with its subsidiaries, manufactures and distributes cutting tools in Thailand and internationally. The company offers polycrystalline diamond (PCD) drills, reamers, endmills, face mills, hollow tools, brazed tools, inserts, boring tools, wheel dressers, wear parts, chip breakers, monoblocks, and other special tools; polycrystalline carbon boron nitride (PCBN) inserts and boring tools; monocrystalline diamond inserts, boring bars, and endmills; and special carbide cutting tools, such as carbide drills, reamers, endmills, inserts, boring tools, hollow tools, and other tools. It also provides customized metal fabricated products, such as cutting tool holders, jigs and fixtures, and other high-precision parts. In addition, the company is involved in the marketing and distribution of customized PCD/carbide cutting tools and standard carbide, ceramic, PCD, and PCBN cutting tools. It serves hard disk drive parts, automotive parts, aerospace parts, and other mechanical related industries. The company was founded in 2002 and is headquartered in Bangkok, Thailand.