Asmc Industrial 1/4-20 X 2-1/2" Coarse Thread Grade 5 Carriage Bolt, Pack Of 50 Product Details Part #: 0000-114059 Fastener Type: Carriage Bolt Size Description: 1/4"-20 x 2 1/2" (FT) Diameter/Nominal Size: 1/4" Length: 2 1/2" Head Diameter: 0.563-0.594" Head Height: 0.125-0.145" Neck Across Square/Diameter: 0.197-0.215" Neck Height: 0.105-0.135" Thread Pitch: 20 Thread Pitch Type: Coarse Thread Direction: Right Thread Coverage: Full System of Measurement: Inch Grade: 5 Material: Medium Carbon Steel Finish: Thermal Black Oxide Average Piece Weight: 0.0331000 lbs. How to use - Carriage bolts are ideal to use in square holes. The square neck prevents it from turning once screwed in. The bolts should not be used in outdoor application because they will rust. Material Compatibility - Ideal to use in wood-to-wood or wood-to-metal fastening. Durable Reliable - These black bolts are coated with black oxide. Besides providing a clean and nice look the extra layer protects against abrasion. Pack of 50 - This carriage bolt set includes 50 bolts. Interested in a different pack number? Check out our inventory, we offer a wide range of packs. Variety Quality - We offer a large selection of products made in the USA as well as internationally. With an inventory of fasteners in multiple different grades, alternative finishes, as well as a variety of different diameters and lengths, we?re proud to say that we can offer quality products for your projects. All our inventory is fully traceable to the manufacturer. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.