1/4-100 Fine-Adjustment Screws and Bushings

Base Lab Tools' 1/4-100 fine-adjustment screws are ideal for applications where an advanced amount of fine-adjustment is required. Typical uses of these fine-adjusters are mirror mounts and tilt tables used for optical alignment. The 1/4-100 fine-adjustment screws have 100 tpi (threads per inch) and a major diameter of 1/4 inch. The fine-adjustment bushings for the fine-adjustment screws are interchangeable and sold separately.

• Major Diameter: 1/4 in. 
• Epoxy Free 
• Quality above standard Class 3A
• Bushings and Screws Designed to be Interchangeable
  
• 0.31 in. to 4 in. shipped from stock
• Up to 7 inches long by special request
• Made in the USA