Hexagon head bolts ISO 4014 30x220 6h 8.8 HDG ISO FIT /atest 3.1/..............3000 pcs Hexagon head screws fully threaded ISO 4017 14x55 6h 8.8 HDG ISO FIT ...............................10000 pcs Hexagon head screws fully threaded ISO 4017 18x60 6h 8.8 HDG ISO FIT /atest 3.1/.................7000 pcs Hexagon head screws fully threaded ISO 4017 24x80 6h 8.8 HDG ISO FIT /atest 3.1/...............10000 pcs Please confirm: - Can You provide the surface treatment 50 microns acc. to our requirement ? - Can You provide test acc. to EN ISO 898-1 point 9.6 - (12,5 microns max) ? - Can You provide test acc. to EN ISO 898-1 point 9.15 ? - Can You provide the thread tolerantion 6h - gage pass? Can You arrange the calibration of thread after HDG to reach gage pass? (dimensions from M8 to M30)