1.7 PCS Screwdriver set 2.Material:CR-M or CR-V 3.Process:heat treated 4.Surface:drop forged Hand tools7PCS Screwdriver ... time: 30-60 days, depends on items4Min q’ty: 500-3,000 pieces / item, depends on items.5About sample charges: For ... , North America, South Korea, Vietnam, Singapore, Myanmar, Taiwan and 7 PCS Screwdriver set