Specification Brand : Republic USA BulletPoint1 : High Speed Steel BulletPoint2 : 4-3/8" Legth of Cut ItemName : 31/64 (.4844") x 6" OAL HSS Aircraft Extension Drill (2 Pcs.) ItemPackageQuantity : 1 ItemTypeKeyword : hand-threading-taps Manufacturer : Republic USA Material : Steel NumberOfItems : 1 PartNumber : 0160029 ProductDescription : For portable or machine drilling in mild steels, aluminum, and magnesium alloys. Designed for drilling normal depth holes in hard to reach places. ProductSiteLaunchDate : 2014-10-27T19:20:29.972Z