Features: Strengthened Durability: Produced from rapid steel, this double ended twist drill proposals better wear resistance and strength, lasting double as long as standard steel divisions. Accuracy Drillsinging: The delicately constructed tip ensures accurate drilling with a error margin of less than 0.1mm, excellent for detailed woodworking and metalworking undertakings. Wide Agreement: Direct current both 1/4 inch and 3/8 inch throws, this drill accommodates most electric and manual exercises, suitable for and professional use. Upgraded Heat Dissipatparticlemail: It exists ended plan enhances heat dissipation, reducing operating temperature by 15% and improving efficiency during prolonged use. Efficient Chip Remellipsoidall: Features a patented chip pipe plan that prevents clogging, maintaining task area neat and enhancing security in workshop conditions. Specifications: Colorebog: Black Package Includes: 3mm double-headed twist x10 note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.