Feature 1MATERIAL AND STRUCTURE: The appearance of the prism is red, made of excellent material, and the service life is long. 2OPTICAL GLASS ACCURATE DETECTION: Using excellent K9 glass material after cutting and carefully polished, more accurate and durable measurement. 3FALL RESISTANT DESIGN: The overall material of the prism is made of excellent aluminum alloy. The lens wrapping makes the prism wear resistant and fall resistant, which greatly improves the service life of the prism. 4CLEAR AND ACCURATE: Enhance the reflection ability of prism, possess full texture, clear and bright, improve the accuracy of measurement, measurement work become more simple. 5SCOPE OF APPLICATION: Mini prism can be used for tunnel, mine, highway detection, etc., suitable for measuring instruments, widely used in railway, dam, steep slope and other industries.Item Type: Total Station Rotating PrismModel: FDC067Material: k9 Glass, Aluminum AlloyPrism Offset: 0/-30 mmRod Diameter: Approx. 12mm / 0.47inRod Full Length, 4pcs: Approx. 1.2m / 3.94ftApplication: For the testing of tunnels, subways, mines, highways, railways, dams, steep slopes, etc. .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Total Station Rotating Prism4 x Rod Piece1 x Connector2 x Wrench1 x Measurement Foot2 x Storage Bag