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This hexagonal bolt has a length of 8" with a threading of 1-8 [Partially Threaded]
Anchors listed for cracked concrete are often required in environments which may cause concrete to crack during the life of the anchor
also known as screw lead
The strength of the bolt should match the strength of the nut to prevent damaging threads
Socket Head Cap Screw Black Steel 1-3/4-5 * 15" Grade 8 [Cup Point] [Allen Drive] thread_size_1-3-4-5 This hexagonal bolt has aWith a tensile strength of 170,000 psi, these alloy steel screws are stronger than Grade 8 steel screws. Length is measured from under the head. The screws have a thread of 1 3 4 5 and a length of 15. Black oxide steel screws are mildly corrosion resistant in dry environments. Coarse threads are the industry standard: choose these screws if you dont know the pitch or threads per inch. Screws that meet ASTM A574, ASTM A574M, and ISO 898 1 comply with
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