7Pcs Oblique Eccentric Twist Drill Bit Multifunctional Hexagonal Shank 3/4/5/6/8/10/12 Mm for Concrete Glass Ceramic

Vktech. Premium Alloy Construction. Innovative Four-Edge Eccentric Design. Precision for Hand Drills. Smooth Drilling with Polished Finish. Versatile Material Compatibility. Material: Tungsten carbide. 7Pcs Four-Flute Sawtooth Eccentric Drill Bit Hexagonal Shank Oblique Eccentric Twist Drill Bit 3/4/5/6/8/10/12 Mm for Wood Metal. Features: 1. Premium Alloy Construction: Crafted from high-strength alloy, these four-flute sawtooth eccentric drill bits are fully hardened and finely ground for exceptional sharpness. The polished surface ensures smoother threading and outstanding wear resistance, making them perfect for demanding drilling tasks. 2. Innovative Four-Edge Eccentric Design: Featuring a unique inclined four-blade design, these oblique eccentric twist drill bits offer stable positioning and reduced penetration resistance. The hexagonal shank provides a secure grip, preventing slipping and skewing for safer, more accurate drilling. 3. Precision for Hand Drills: Specially designed