The Drill Sleeve 1 Hole-3 OD HD from Field Tool Supply is designed for heavy-duty drilling applications. Featuring a 3-inch outer diameter and a single hole for tool retention, this sleeve is constructed from high-strength steel for enhanced durability. It is ideal for use in various machining operations, providing reliable performance and precision. This drill sleeve meets industry standards for quality and is compatible with a range of drill presses and milling machines, making it an essential tool for professionals in the field.