Hexagon thin nuts chamfered DIN 439B / ISO 4035-8 M12 HDG QTTY: 370 Hexagon thin nuts chamfered DIN 439B / ISO 4035-8 M20 HDG QTTY: 80 Hexagon thin nuts chamfered DIN 439B / ISO 4035-8 M24 HDG QTTY: 176 Please indicate price and delivery time