Apex QR-520 Female Square Drive Quick Releasing Bit Holder (1/2 inches Drive, 5/8 inches Hex, 2-5/8 inches Overall Length)

Product Description

The Apex QR-520 is a female square drive quick releasing bit holder designed for 1/2" square drive tools with a 5/8" hex interface and a 2-5/8" overall length. It is manufactured using a proprietary steel and heat-treat process and precision machining to provide greater strength, longer bit life, tighter tolerances, and improved fit to fasteners for enhanced torque transfer in fastening applications.

• Proprietary steel and heat-treat construction for greater strength and extended bit life
• Precision machining for tighter tolerances and improved fit to fasteners, enhancing torque transfer
• Quick releasing chuck; female 1/2" square drive to accept 5/8" hex bits; 2-5/8" overall length

Product Highlights

Female 1/2" square drive; 5/8" hex opening; 2-5/8" overall length; quick release chuck; heat-treated steel construction

Product Information

Standard Information

• Brand: APEX
• Manufacturer Part Number: QR-520
• Country of Origin: United States

Technical Specifications

• Brand: Apex
• Manufacturer: Apex
• Manufacturer Part Number (MPN): QR-520
• Alternate Part Number: QR-520-4292
• Drive Type: Female square drive
• Drive Size: 1/2"
• Hex Opening: 5/8"
• Overall Length: 2-5/8" / 67 mm
• Body Diameter: 1-1/2" / 38 mm
• Sleeve Diameter: 1-5/8" / 41 mm
• Opening Depth: 1-1/2" / 38 mm
• Number of Points: 4
• System of Measurement: SAE
• Quick Releasing Chuck: Yes
• Magnetism: Non-magnetic
• Country of Origin: United States
• Harmonized Code (kept as reference): 8466.10.0175