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Description
AndyMark 1/4-20 x 2.5in. Thread Forming Screw Hex Washer Head
Features a durable zinc finish
Provides a hex washer head for stability
Ensures corrosion resistance
Requires a pre-drilled hole
Weighs only 0.005 lbs
The AndyMark 1/4-20 x 2.5in. Thread Forming Screw Hex Washer Head is a precision-engineered mechanical fastener designed for robust applications. This 2.5-inch long screw features a hex washer head, providing a greater bearing surface that minimizes the risk of damaging mating surfaces. Its trilobe thread rolling design requires a pre-drilled or punched hole, ensuring efficient installation without producing chips. Crafted from durable steel with a zinc finish, this screw is resistant to corrosion in typical atmospheric conditions. The external hex unslotted drive measures 3/8 inch, and the optimal hole size for thread formation is 0.23 inches in diameter. Weighing just 0.005 lbs, it offers a reliable and lightweight solution for hardware needs.
1x AndyMark 1/4-20 x 2.5in. Thread Forming Screw Hex Washer Head
Length: 2.5 inches
Drive: 3/8 in. External Hex Unslotted
Finish: Zinc
Head: Hex Washer
Material: Steel
Optimal Hole Size for Thread Forming: 0.23 in. diameter
If you are not satisfied for whatever reason with a Product you bought on the Site, it is possible to return it for refund within 30 days from the date you received it unless otherwise indicated in the Product listing. You must first advise the Vendor associated with your order in your account to obtain a return authorization (‘’RA’’) number before returning a Product. (‘’RA’’) numbers are valid for 30 days, within which time the returned Products should be received by the Vendor. No returns will be accepted without having previously obtained an (‘’RA’’) number. The Product must then be returned in its original packaging (in perfect condition for resale) with its receipt and your (‘’RA’’) number. Reimbursement will be denied for any Products which do not conform to the above mentioned conditions.
Build-it-yourself Robot Parts are not refundable once assembled. Robots & Kits requiring assembly or soldering are also not refundable once assembled, soldered or modified in any way. All sales of robotic software and apps are final and cannot be refunded or exchanged. Returns are not accepted on special orders and clearance items except when they are found defective, in which case the Product may be repaired or replaced at the Vendor’s discretion. 20% Restocking fees may apply if you are returning a large quantity of the same Product that was ordered specifically for you from the manufacturer.
Please note that all items will be reimbursed within 7 to 14 days of receiving the Product (shipping fees excluded). You must also cover the cost of returning the Product. Shipping fees will only be refunded if the return is a result of a shipping error on our part. Cleaning fees of USD 100 may also be charged if a domestic robot is returned and has not been properly cleaned.
