【High-quality material】 Aluminum alloy. The T-track is made of aluminum alloy, not easy to scratch or bend, corrosion-resistant and durable, and can be used for a long time. This aluminum T-slot can be used with many woodworking tools such as slide rails, accessories, etc. 【precision machining】These 1 are made of aluminum oxide. with great precision. Each rail is precision-machined to fit your T-bar perfectly. They will give you reliable and highly precise results whether you are working with metal or woodworking machines. 【Easy to push】Aluminum T-slot. The surface is smooth and the cursor can move on the top. This aluminum T-slot helps to install and adjust wood slides on the panel saw. Adjustment before use can be done very conveniently, which can greatly improve the accuracy of the T-track. 【Package includes】One set includes 2pcs 500x19mm T-slots, with 6x automatic screws, each T-track with 3 pre-drilled holes, this track can be used with many woodworking tools. 【Diverse