APU16C20 Integral Drill Chuck Precisionengineered for professional milling and drilling tasks, the APU16C20 drill chuck delivers reliable performance, durability, and ease of use for demanding industrial and workshop environments. Key Features and Benefits Accuracy Performance: Integrated straight shank design with 0.08mm precision ensures exact alignment and drilling quality. Ideal for tasks where accuracy is critical, such as fine milling or precision component machining. Automatic Keyless Clamping: Quickly change drill bits without a key. The chuck automatically tightens and increases clamping force during operation, reducing downtime and improving workflow efficiency. HeavyDuty Construction: Manufactured from 40Cr steel for tensile strength, fatigue resistance, and toughness to withstand prolonged industrial use. Key components undergo special quenching treatment for enhanced durability and longlasting performance. Versatile Clamping Range: Accommodates bits from 1mm to 13mm with a hardness rating of 40HM, making it suitable for diverse drilling applications and a wide variety of materials. Rigidity: Robust integrated construction maintains stability during operation, reducing vibration and ensuring consistent results. Practical Applications 1. Precision milling operations requiring accurate hole placement in metalworking projects. 2. Rapid bit changes in busy workshop environments where efficiency is essential. 3. Heavyduty drilling in industrial settings for steel, alloys, or other tough materials. Specifications Model: APU16C20 Accuracy: 0.08mm Material: 40Cr steel Hardness: 40HM Clamping Range: 113mm Design: Integrated straight shank This drill chuck is designed for professionals who demand precision, durability, and ease of use. Its combination of accurate alignment, strength, and quickchange capability makes it a dependable choice for both workshop and industrial applications.