M4 X .70 Drill/Tap Bit – Combination Drill and Tap Bit The Greenlee M4 X .70 Drill/Tap Bit is a high-speed steel tool designed for efficient drilling, tapping, and deburring/countersinking in one operation using a power drill. It is suitable for use with mild steel, copper, brass, and aluminum materials up to 10 gauge thickness. This bit features a high-quality 1/4” quick change hex shank for a secure connection to the drill chuck, making it ideal for electrical distributors and wire and cable professionals requiring reliable threading solutions. Specifications Material Thickness: 10 gauge Material Type: Mild steel, copper, brass, aluminum Shank: 1/4” quick change hex Drill Material: High speed steel Drill Point: Split point with web thinning Dimensions (L x W x H): 5.550 in x 2.650 in x 0.650 in Product Weight: 0.0500 lbs Country of Origin: China Manufacturer: Greenlee Manufacturer Part Number: 50121618 UPC: 783310121619 Features Complete hole drilling, tapping, and deburring/countersinking in one operation to save labor and time Back taper beyond tap prevents thread damage from over-drilling Deburr/countersink feature provided on bit beyond back taper Made from high-speed steel for longer life compared to carbon steel High quality hex shank ensures strong connection to drill chuck Designed to tap up to 10 gauge metal Compatible with standard and metric drill/tap kits Downloads & Links Spec Sheet