Specification Brand : Topyond BulletPoint : These Panther Brand polished steel twist drills have a 3/32 Inch uniform shank that can be used in a quickchange flexshaft handpiece without an adapter. The drills are approximately 1-3/4 Inch long. Made in Germany. BulletPoint1 : EXTRA LONG 200mm DRILL BIT: The 200mm long drill bit in this 8-piece drill set provides better stability and balance, ensuring an intact position during quick maneuvers and the ability to reach hard-to-reach areas. Whether you are drilling in metal or wood, this extra-long drill will meet your needs BulletPoint2 : HEAT TREATED HSS CONSTRUCTION: The classic HSS construction drill bits are heat treated to make them sharp and durable, making drilling easier and less stressful. These twisted bits are less prone to bending than regular bits, effectively extending their life and allowing you to use them for a long time BulletPoint3 : MULTIPLE SIZE APPLICATION: This drill bit set includes standard round shank rotary drill bits in multiple sizes from 4mm to 10mm, which can be more easily and securely fit into all power tools for convenient use. Whether you need to drill small holes or larger holes, this kit can meet your different needs BulletPoint4 : SPLIT POINT TIP AND TWIST DESIGN: The drill's split point tip and twist design not only increases cutting speed, but also helps to remove chips and debris, reducing friction and heat. This means the drilling process is faster and cooler, which extends the life of the drill BulletPoint5 : SUITABLE FOR MULTIPLE SOFT MATERIALS: this drill bit set is suitable for drilling operations in most soft materials such as aluminum, wood, plastic, PVC or stainless steel (1-4mm). Whether you are doing daily home repairs or professional engineering work, this drill bit set can meet your drilling needs for different materials. No need to buy multiple drill bits, one set is all you need Color : Multiple Colors ExternallyAssignedProductIdentifier1 : 0632751113960 ExternallyAssignedProductIdentifier2 : 632751113960 FinishType : Finished IncludedComponents : Drill Bit ItemName : Premium 8-Piece Rotary Tool Kit for Metal and Wood, Extra Long 200mm HSS Twist Drill Bits, 4mm-10mm ItemPackageQuantity : 1 ItemTypeKeyword : extra-long-drill-bits Manufacturer : Topyond Material : Diamond ModelNumber : Panther 77.26 NumberOfItems : 1 PartNumber : Topyondyo7d09gnqw ProductDescription : Features: Versatile Use: This 8-piece rotary tool kit is suitable for both metal and wood, meeting your drilling needs for different materials. It has wide applications for drilling, grinding, polishing and sanding.Extra Long HSS Twist Drill Bits: The twist drill bits in this kit have a length of 200mm, which is longer than regular ones, enabling you to drill deeper into materials. Made of high-speed steel and subjected to heat treatment, they offer higher hardness and durability.Multiple Sizes of Rotary Drill Bits: This kit includes rotary drill bits of various sizes from 4mm to 10mm, which can be used for different diameter drilling needs. The standard round shank design is compatible with different brands of power tools, making it more convenient and user-friendly. Specification: