Five 90 Degree Steel Angle Brackets, 1/4″ diameter hot rolled steel. 6″ x 6″ x 2″ wide. Each slot is .55″ wide for use with 1/2″ bolts. Slots are 1.5″ in length. Plates are cut using a cnc plasma cutter. Plates are machinable and weldable. These plates are NOT hardened target steel. Tolerance + or – .06″.