Features:_x000D_ _x000D_ Made of premium aluminum alloy material, high strength, durable in use. _x000D_ Ideal for shop built tables for routers, band saws, drill presses and more. _x000D_ The T-bar slides smoothly into the miter track or miter T slot on your table saw, band saw or shaper _x000D_ Use the T-bar to build all types of jigs, fixtures or sliding sleds for your shop. _x000D_ Solid, durable extruded anodized aluminum maximizes T-track efficacy, machining and accuracy. _x000D_ _x000D_ Specification:_x000D_ Material: Aluminum alloy_x000D_ Treatment: surface anodizing_x000D_ Model: 600mm/23.6in, 800mm/31.5in, 1000mm/39.4in, 1220mm/48in (Optional)_x000D_ Fixed hole number: _x000D_ 600mm: 4pcs; _x000D_ 800mm: 5pcs; _x000D_ 1000mm: 6pcs_x000D_ 1220mm: 7pcs_x000D_ Fixed hole spacing (mm):_x000D_ 600mm:173-174-173_x000D_ 800mm:180_x000D_ 1000mm:184_x000D_ 1220mm:190_x000D_ Number of screws: _x000D_ 600mm: 5pcs; _x000D_ 800mm: 6pcs; _x000D_ 1000mm: 7pcs_x000D_ 1220mm: 8pcs_x000D_ _x000D_ Package List:_x000D_ 1 x Slide Slab with Stainless Steel Screws_x000D_ _x000D_ Note: _x000D_ Cooperate with T screw special slot (M6 or M8 special T screw) does not contain, need to buy separately.