Features 1、The strong main body is made of aluminium alloy, and the light weight ensures smooth sliding with low noise. 2、Strong and resistant to friction, the sliding stage is also scratch‑resistant, drop‑proof and corrosion‑resistant. 3、Dovetail groove guide design, has high accuracy and load resistance, the movement is very stable and reliable. 4、Through manually operation, you can rotate the screw to advance, and the R angle promises the safety as well. 5、Can be flexible applied in on optical equipment, measuring instruments, testing machines, microscopes, etc. Specification Item Type: Translation Stage Model: HTG-A40 Table Size: Approx. 40 x 40mm / 1.6 x 1.6in Moving Direction: X Axes 1 Direction Body Material: Aluminium Alloy (black anodized) Drive Mode: Feed Screw Rod (manual) Sliding Track: Manually rotate the screw to advance (screw + nut). Rail Type: Dovetail Groove Number of Threaded Mounting Holes on the Table: 8+4 Threaded Mounting Hole Diameter: 8-M3; 4-M2 Threaded Mounting Hole Depth: Approx. 8-6mm / 0.2in; 4-5mm / 0.2in Vertical Load Resistance: 29.4N (3Kgf) Moving Stroke: Approx. ±7mm / 0.3in Minimum Reading: 0.01mm Straightness: 0.03mm Scope of Application: Optical equipment, measuring devices, semiconductor manufacturing equipment, testing machines, microscopes, handling machines, processing machines, medical equipment, printing machines and others. Package List 1 x Translation Stage