Irwin Tools 4935607 Titanium Coated High-Speed Steel Drill Bit Set, Pro Case, 15-Piece by Irwin Tools

商品説明

Titanium Nitride coating resists heat and friction, extending the cutting edge life up to 6 times that of other high-speed step drill bits;Made from premium high-speed steel for increased durability;135-degree split-point tip starts drilling immediately with less force and eliminates walking across the work surface;Rubber over-molded case has automatic indexing for easy bit access and identification. Removable cartridges are easy to carry to and from worksite