Manufacturer Part Number: GSB04|Tool Material|SteelNumber Of Hole Sizes|12Shank Type|3-FlatHole Diameter|Series|Number Of Flats|3Tool Performance|Tool Application|Overall Length (mm)|Overall Length (Inch)|Overall Length (Decimal Inch)|3.0660Minimum Hole Diameter (Inch)|3/16Minimum Hole Diameter (Decimal Inch)|Minimum Hole Diameter (mm)|Maximum Hole Diameter (Inch)|7/8Maximum Hole Diameter (Decimal Inch)|Maximum Hole Diameter (mm)|Shank Diameter (mm)|Shank Diameter (Inch)|3/8Shank Diameter (Decimal Inch)|Step Increments (Inch)|3/16; 1/4; 5/16; 3/8; 7/16; 1/2; 9/16; 5/8; 11/16; 3/4; 13/16; 7/8Step Increments (mm)|Step Length (Inch)|Step Length (mm)|Flute Length (Inch)|Material Application|Aluminum; Brass; Copper; Fiberglass; Mild Steel; Plastic; WoodPoint Type|SplitCoating/Finish|Steam OxideMaterial Grade|M2Thread Size|Type|Multi-Hole Step BitContents|Primary Workpiece Material|Primary Workpiece Material Code|Secondary Workpiece Material|Secondary Workpiece Material Code|Product Service Code|UNSPSC Code|23241600