![Item # TS3-25-20-HV High-Vacuum Fine Adjustment Screws](http://kozakmicro.com/cdn/shop/products/Metric_20Screws_201_718fd1c0-d72a-4991-a640-287afbb2c4f2_{width}x.jpg?v=1597087004)
Our M3-0.25 high-vacuum compatible fine adjusters are available in standard lengths from 8 mm to 25 mm and are supplied with a 53 HRC 1.6 mm dia. tip and provide sub-micron sensitivity. The screws are made of passivated 304 SS and include a relief in the ball cavity which allows air to escape from under the ball-tip. Our metric ultra fine adjusters are HEX driven (1.5 mm) and optional knobs and drive types are available. Thread class exceeds 6g. Additional lengths available by request. Note: Kozak Micro cannot guarantee that our screws and bushings will be compatible with screws and bushings sold by other manufacturers.
Downloads
3D Models final
Specifications
Thread Diameter
M3
Thread Pitch
0.25 mm
Thread Class
6g
Ball Tip Diameter
1.6 mm
Hex Drive
1.5 mm
Screw Material
304 S.S.
Screw ASTM #
AISI 304 (ASTM-A-276-00)
Ball Material
AISI 52100
Ball Hardness
53 HRC
Screw Length
0.787 in 20 mm