The "Quinn 63917" refers to a 1/2 inch drive digital torque adapter from Harbor Freight, known for its accuracy and ease of use, featuring a digital display and a peak mode to confirm final torque results. 

Here's a more detailed breakdown: 

• Type: 1/2 inch drive digital torque adapter
• Function: Used to measure and confirm torque values when tightening bolts and nuts.
• Features:
  • Digital display for easy torque readings
  • Peak mode to show final torque after removing the wrench
  • Includes a protective case, manual, warranty, battery, and 3/8 and 1/4 inch adapters