8020, 3393, 10 Series Bolt Combo, 1/4-20 x 0.5 Inch Button Head Socket Cap Screw with Slide in Economy T-Nut Steel Hardware 80/20 Nuts and Bolts Set (25 Pack)

Includes 3061 - 1/4 20 bolt x 1/2 long button head socket cap and 3382 - 1/4-20 slide-in economy t-nuts. | Both the 1/4-20 bolt and t-slot 1/4-20 t-nuts are made out of steel with a black zinc finish. | This hardware kit is used to mount t slot accessories like brackets or plates to the channel of your 10 Series or 1.0" based 8020 aluminum extrusion. Works with 1010, 1020, 2020, and many others! | The bolt comes with a 0.428 inch diameter domed button head and a full length thread of 0.5 inch with a 5/32 Allen hex drive. Thread size is 1/4-20. | The nut measures .443 x .124 x 1 inches long with a centered 1/4-20 thread. It loads from the t slot aluminum extrusion ends and has a pilot thread projection that adds additional threading.