ITEM NAME:10Pcs 80/20 Inc T-Slot Hardware 40 Series M8 Slide In T-Nut W9S8 10Pcs 80/20 Inc T-Slot Hardware 40 Series M8 Slide In T-Nut W9S8 Product Name : T Solt Nut;Thread Diameter : 8mm/0.31" Slot Width : 8mm;Total Size : 20 x 20 x 9,6 mm /0.8" x 0.8" x 0.37"ï ¼Ë†L*W*Tï ¼â€° Material : metal;Color : Copper Tone Weight : 168g These T-nuts load into the ends of the 40 Series metricIt is used for 8020 type T-slot aluminum extrusions to connect other parts. Package Content : 10Pcs x T Solt Nut Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/-1-3 cm..Slot Width : 8mm;Total Size : 20 x 20 x 9,6 mm /0.8" x 0.8" x 0.37"ï ¼Ë†L W Tï ¼â€°.