Brand: Titan Tools Manufacturer's Part Number: 11003 Part Type: Drill Bits Product Line: Titan Micro Drill Sets Summit Racing Part Number: TTN-11003 UPC: 802090110030 Drill Bit Material: Steel Drill Bit Color: Natural Quantity: Sold as a kit. Drill Bit Quantity: 2 Drill Bit Style: Flat spade Additional Information Drill Bit Size #52 #54 #56 #58 #60 #62 #64 #66 #68 #70 #72 #74 Titan Micro Drill Sets Detailed work requires a fine touch and that is exactly what the Titan micro drill sets are made for. They come with a micro driver， dual end collets， and 24 drill bits (2 of each size)， so you are sure to have what you need. Great for a variety of drilling and cleaning uses， it doesn't matter if you are professional or a hobbyist， Titan micro drill sets will help you finish the task at hand.