Millwright Level 1 Practice Exam

How should a #3 Morse taper shank drill be secured in a #2 Morse taper drill press spindle?

1. Use a drill socket

2. Use a collet

3. Press it in manually

4. Use a spindle adapter

The correct answer is: Use a drill socket

To understand how a #3 Morse taper shank drill should be secured in a #2 Morse taper drill press spindle, it is important to consider the function and compatibility of the equipment involved. A drill socket is specifically designed to accommodate a variety of taper sizes and can secure a larger Morse taper shank, in this case, the #3 size, within a smaller #2 spindle. The design of the drill socket allows it to hold the taper securely, providing a reliable connection for drilling operations. This is essential in maintaining precision and stability during use, preventing slippage and ensuring that the drill operates effectively. In contrast, the other options may not provide the necessary fitting or stability required when dealing with mismatched taper sizes. Using a collet typically pertains to round shank tools and may not be effective for a Morse taper configuration. Pressing the drill in manually does not ensure a secure fit and risks damaging both the drill and the spindle due to improper alignment or force. While a spindle adapter could theoretically allow for different sizes, it is often more practical and reliable to use a drill socket specifically designed for this purpose. Thus, using a drill socket is the ideal choice for correctly securing a #3 Morse taper shank drill in a #2