1The main body adopts aluminum alloy material, lightweight, sturdy and abrasion resistant, scratch-resistant, drop-resistant and corrosion-resistant 2Gear rotation is controlled by the handle, smooth and stable to move 3With R corner protection, safe to protect 4With dovetail groove guide, high accuracy and large load capacity 5Suitable for optical instruments, measuring devices, semiconductor manufacturing equipment, testing machines, microscopes, photographic equipment, handling machines, processing machines, printing machines and otherItem Type: Manual Trimming Platform Model: SPWZ40-90 Table Size: Approx. 40 x 90mm / 1.6 x 3.5i Overall Height: Approx. 133mm / 5.2in Moving Direction: Z, 1 direction Body Material: Aluminum alloy (black anodized) Drive Method: Manually turn the knob to advance the gear drive (gear + rack) Sliding Track: Gear guide Guide Rail Type: Dovetail groove Number Of Countertop Threaded Holes: 10 Threaded Hole Diameter: Approx. 4mm / 0.16in Threaded Hole Depth: Approx. 6mm / 0.24in Load Resistance: 98N10Kgf Move Stroke: 30mm Minimum Scale: 0.01mm Parallelism: 0.06mm Parallelism of Movement: 0.1mm/60mm Scope of Application: Optical instruments, measuring devices, semiconductor manufacturing equipment, testing machines, microscopes, photographic equipment, handling machines, processing machines, printing machines and other1 xManual Trimming PlatformPlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.