ato alloy drill tungsten steel hard twist drill inlaid alloy high hardness stainless steel cast iron special twist drill head

low-budget operation, the profit is low, the products sold are damaged, you can take photos, contact customer service for after-sales processing. due to too many styles, some items may be out of stock. if there is out of stock, if the customer cannot be contacted, we will send the goods first. if the goods are out of stock, contact customer service for refund. our store does not support any bad quality, i can't sell it and return it for various reasons. note that 7 days without reason is only valid for a single customer for personal use, wholesale sample customers do not enjoy 7 days without reason, thank you for your cooperation. the price of the store does not include invoicing. if you need invoicing and customization, please contact the manager wechat.