Four sizes: 6mm/20mm/25mm/30mm for different needs This premium woodworking auger bits equipped with pin eyes for easy mounting handle Great for inserting a small branch or wood on the drill shank hole position where you want to make a hole Self-tapping pilot screw design for easy hand powered wood auger and labor saving A must-have tool for Hiking, Camping, Backpacking Outdoor survival, emergency This premium woodworking auger bits equipped with pin eyes for easy mounting handle Four sizes: 6mm/20mm/25mm/30mm for different needs Great for inserting a small branch or wood on the drill shank hole position where you want to make a hole Self-tapping driver screw design for easy hand powered wood auger and labor saving A must-have tool for Backpacking,Camping,Outdoor Backpacking survival, emergency When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it