metric hex nuts & washers-zinc plated steel, small drawer assortment. Tray dimensions: (13-3/8″w x 9-1/4″d x 2″h). 6 mm item refill #14730-100, 6 mm item refill #14722-100, m6 x 1.00 item refill #14714-100, 8 mm item refill #14732-100, 8 mm item refill #14724-100, m8 x 1.25 item refill #14716-50, m8 x 1.00 item refill #14764-25, 10 mm item refill #14734-50, 10 mm item refill #14726-50, m10 x 1.50 item refill #14718-25, m10 x 1.25 item refill #14765-25, m10 x 1.00 item refill #14766-25, 12 mm item refill #14735-50, 12 mm item refill #14727-50, m12 x 1.75 item refill #14719-25, m12 x 1.50 item refill #14767-25, m12 x 1.25 item refill #14768-25.