DIMENSIONAL ATTRIBUTES- Diameter (Nominal): #4- Thread Pitch: 40- Diameter (Dimension): 0.1098"- Length (Nominal): 1/2"- Thread Length (Nominal): 0.125"- Thread Length (Minimum): 0.11"- Thread Length (Maximum): 0.125"- Head Diameter: 5/16"- Head Diameter (Minimum): 0.313"- Head Diameter (Maximum): 0.328"- Head Height, Overall: 0.313"- Head Height, Overall (Minimum): 0.303"- Head Height, Overall (Maximum): 0.323"- Shoulder Diameter: 0.078"- Shoulder Diameter (Minimum): 0.073"- Shoulder Diameter (Maximum): 0.083"- Shoulder Length: 0.297"- Shoulder Diameter (Minimum): 0.2869"- Shoulder Diameter (Maximum): 0.3069"- Point Length: 0.078"- Point Length (Minimum): 0.063"- Point Length (Maximum): 0.093"- Point Width: 0.078"- Point Width (Minimum): 0.073"- Point Width (Maximum): 0.078"- Point Angle (Degrees): 90- Slot Depth (Nominal): 0.078"- Slot Depth (Minimum): 0.078"- Slot Depth (Maximum): 0.088"- Slot Width (Nominal): 0.046"- Slot Width (Minimum): 0.046"- Slot Width (Maximum): 0.051"PRODUCT ATTRIBUTES- Category: Captive Panel Screws- System of Measurement: Inch- Brand: Aspen Fasteners- Form and Design: Style 2- Head Style: Knurled High Head- Head Style Detail: Chamfered Shoulder- Drive Style: Slotted Drive- Thread Direction: Right-Hand Thread- Point: Long Dog Cone Point- Material: Stainless Steel- Coating: Uncoated- Origin: Made in U.S.A.NB: Product images are copyrighted artistic representations which may not reflect the product's exact appearance, proportions and/or relative dimensions.