DIMENSIONAL ATTRIBUTES | Diameter (Nominal): #6 | Thread Pitch: 20 | Diameter (Dimension): 0.1406" | Length (Nominal): 1-3/8" | Drill Size: #2 | Drive Recess Size: #2 | Head Diameter (Minimum): 0.315" | Head Diameter (Maximum): 0.347" | Head Height, Overall (Minimum): 0.020" | Head Height, Overall (Maximum): 0.031" | PRODUCT ATTRIBUTES | Category: Drywall Screws | System of Measurement: Inch | Brand: Aspen Fasteners | Head Style: Bugle Head | Drive Style: Cruciform Recess Drive | Drive Detail: Phillips Type H | Pitch: Fine Thread | Thread Direction: Right-Hand Thread | Point: Self-Drilling Point | Material: Steel | Material Processes: Case Hardened | Coating: Phosphate Coated | Coating Color: Black | Hardness Rating: Rockwell C44 Min. | Origin: Origin Undefined | NB: Product images are copyrighted artistic representations which may not reflect the product's exact appearance, proportions and/or relative dimensions.