Description
Pro-Series 3701-4681 1/64-5/8″ MT4 Integrated Keyless Drill Chuck is a precision drill chuck designed for high-performance drilling with convenient keyless operation. The integral MT4 shank provides enhanced stability and eliminates the need for a separate arbor, reducing the risk of slipping during use. Engineered with superior craftsmanship, this chuck delivers smooth operation, long-lasting durability, and reliable performance for demanding machining tasks. The 3-jaw keyless design allows for quick and easy opening and closing of drill bits without any tools, ensuring efficient workflow in any workshop or industrial setting. With a total indicated runout (TIR) of <=0.002", this chuck guarantees precise drilling every time.
Features:
- Integral MT4 shank design for enhanced stability and elimination of arbor slippage.
- Keyless 3-jaw mechanism allows tool-free opening and closing of drill bits.
- Total Indicated Runout (TIR) <= 0.002" for accurate and repeatable drilling.
- Tang end for secure mounting in compatible machines.
- Compact design more stable than traditional chuck and arbor combinations.
Benefits:
- Provides stable, precise, and consistent drilling performance.
- Keyless operation saves time and improves workflow efficiency.
- Durable construction ensures long service life and reliability.
- Eliminates chuck slipping issues common with combination arbors.
- Ideal for professional machinists, industrial workshops, and demanding drilling tasks.
Technical Specifications:
- Model: 3701-4681
- Chuck Capacity: 1/64″ – 5/8″
- Shank Type: Integral MT4
- Shank End: Tang
- TIR (Total Indicated Runout): <= 0.002"
- Material: Precision-engineered steel
- Applications: Precision drilling, machining, and industrial workshop use





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