![]() ![]() ![]() The distance from any unsupported edge of concrete for the 3/4” drop-in anchor is 5-1/8”, which will ensure the expansion forces will not be affected. To meet minimum holding values and to ensure that the cones of concrete do not overlap, each 3/4” drop-in anchor must be set a minimum of 10-1/2" from each other. The bit must be carbide tipped and meet ANSI standards to ensure proper hole tolerance. The diameter of the bit used to drill a hole for the 3/4” drop-in anchor is 1”. The diameter of the hole that needs to be drilled into the concrete for the 3/4” drop-in anchor is 1”. Deeper embedment will achieve better holding strength in most cases. The hole in the concrete can be deeper than the minimum embedment depth for the 3/4” drop-in anchor. The top of the 3/4” drop-in anchor is level with the surface of the concrete when minimum embedment is achieved. The minimum embedment is equal to the anchor length. Thread length of the 3/4” drop-in anchor is about half the overall length, or about 1-1/2”Ī 3/4” drop-in anchor must be installed into the concrete a minimum of 3-1/8”. The 3/4” drop-in anchor threads are national coarse threads with 10 threads per inch, commonly referred to as 3/4”- 10. It is primarily used for dropping down threaded rod from concrete ceilings for applications such as a pipe run, duct work or fire sprinklers.Īll 3/4” drop-in anchor come in one overall length of 3-1/8”. The 3/4” drop-in anchor is designed for use in solid concrete and should not be used in any other type of base material, such as brick or CMU. The 3/4” drop-in anchor is designed to accept a 3/4” threaded rod or bolt. The description of the 3/4” drop-in anchor refers to the inside diameter of the anchor or the diameter of the threaded rod or bolt that can be inserted into it. The 3/4” zinc plated drop-in anchor has an internal plug that is set in the concrete using the designated setting tool. THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS.The 3/4” zinc plated drop-in anchor is a female concrete fastener designed for dead loads in solid concrete base material and should not be used in brick or block. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above limitation of exclusion may not apply to you. We shall in no event be liable for death, injuries to persons or property, or for incidental, contingent, special or consequential damages arising from the use of our product. This warranty does not apply to damage due directly or indirectly, to misuse, abuse, negligence or accidents, repairs or alterations outside our facilities, normal wear and tear, or the lack of maintenance. We make every effort to assure that our products meet high quality and durability standards, and warrants to the original purchaser that this product is free from defects in materials and workmanship for the period of one year from the date of purchase (90 days if used by a professional contractor or if used as rental equipment). Orders will be shipped from the DC nearest to a Distributor’s location when possible. Dottie has distribution centers located in Los Angeles CA, Oklahoma City OK, and Pottstown PA.Special Orders are non-cancellable after acceptance of order by Dottie.Claims not reported within this timeframe will not be accepted. Claims for shortages must be made in writing, within 5 days of receipt of shipment.Dottie will use reasonable efforts to fill all of the Distributor’s orders to the best of its ability with the understanding that all orders are subject to acceptance by Dottie and that there shall be no liability on account of failure or delay by Dottie to fill all or any part of an order, whether or not the order has been accepted. Delivery dates agreed upon by the parties are estimated delivery dates.Such additions must be processed as new orders and meet new order requirements. Additions or modifications cannot be made to orders.Orders that do not meet the minimum $100.00 requirement will be placed on hold for additional product needed to make the minimum order requirement. ![]()
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