NIUNIU Power Tool Accessories Drill Bits Set High Speed Steel Driller Solid Brad Point Drill Bits Metal Multi Usage Twist Bits EASY TO STORE: Drill Bits are easy to store, they will not take up much space APPLICATION: Great mini drill bits for metal/woodbrlastic countersinking. Suitable for home DIY, and general building or engineering use SHARPNESS: The edge of twist bit is hardened and honed for sharpness, chatter-free design with staggered cutting teeth ensures the precise countersinking and hole smooth clean FASTER AND COOLER:High Speed Steel Driller can help clear chips and debris away from the bits, decreasing friction and heat for a faster, cooler drilling process MATERIAL: Drill Bits Set is made of high speed steel material, solid and sturdy, you can use the drill bits set securely Color: silver Size: Thread M3/4/5/6/8/10 Quantity: 1set 1.As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering. 2. Because of different monitors and lamplight, the picture may not reflect the actual color of the item, really thank you for your kind understanding. 3. Only the above package contents, excluding other products.