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Hex bolts used in rotating mills are oftentimes referred to as rot mill bolts.

They have a hexagonal head on one end, a washer face on the bearing surface and and a threaded shaft on the other end. The head of a heavy hex bolt is wider and thicker than that of a hex bolt.
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Diameter

Pitch

8-UN Coarse

Length

Material

A193 Grade B7

Finish

Plain

Item #

Item Name

Diameter

Pitch

Length

Material

Finish

Package Quantity

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100C450BRM7 N/A 1-8 X 4 1/2 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 N/A Coarse N/A 4 1/2 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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100C550BRM7 N/A 1-8 X 5 1/2 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 N/A Coarse N/A 5 1/2 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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125U350BRM7 N/A 1 1/4-8 X 3 1/2 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 1/4 N/A 8-UN N/A 3 1/2 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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125U450BRM7 N/A 1 1/4-8 X 4 1/2 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 1/4 N/A 8-UN N/A 4 1/2 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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125U550BRM7 N/A 1 1/4-8 X 5 1/2 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 1/4 N/A 8-UN N/A 5 1/2 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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125U600BRM7 N/A 1 1/4-8 X 6 HEAVY HEX ROT MILL BOLT A193 B7 N/A 1 1/4 N/A 8-UN N/A 6 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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125U650BRM7 N/A 1 1/4-8 X 6 1/2 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 1/4 N/A 8-UN N/A 6 1/2 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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125U950BRM7 N/A 1 1/4-8 X 9 1/2 HEAVY HEX ROT MILL BOLT A193 B7 N/A 1 1/4 N/A 8-UN N/A 9 1/2 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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150U400BRM7 N/A 1 1/2-8 X 4 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 1/2 N/A 8-UN N/A 4 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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150U450BRM7 N/A 1 1/2-8 X 4 1/2 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 1/2 N/A 8-UN N/A 4 1/2 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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150U650BRM7 N/A 1 1/2-8 X 6 1/2 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 1/2 N/A 8-UN N/A 6 1/2 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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150U800BRM7 N/A 1 1/2-8 X 8 HEAVY HEX ROT MILL BOLT A193 B7 N/A 1 1/2 N/A 8-UN N/A 8 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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150U850BRM7 N/A 1 1/2-8 X 8 1/2 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 1/2 N/A 8-UN N/A 8 1/2 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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150U1000BRM7 N/A 1 1/2-8 X 10 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 1/2 N/A 8-UN N/A 10 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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150U1100BRM7 N/A 1 1/2-8 X 11 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 1/2 N/A 8-UN N/A 11 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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150U1200BRM7 N/A 1 1/2-8 X 12 HEAVY HEX ROT MILL BOLT A193 B7 N/A 1 1/2 N/A 8-UN N/A 12 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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150U1250BRM7 N/A 1 1/2-8 X 12 1/2 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 1/2 N/A 8-UN N/A 12 1/2 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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162U650BRM7 N/A 1 5/8-8 X 6 1/2 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 5/8 N/A 8-UN N/A 6 1/2 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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175U700BRM7 N/A 1 3/4-8 X 7 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 3/4 N/A 8-UN N/A 7 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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175U750BRM7 N/A 1 3/4-8 X 7 1/2 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 3/4 N/A 8-UN N/A 7 1/2 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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175U850BRM7 N/A 1 3/4-8 X 8 1/2 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 3/4 N/A 8-UN N/A 8 1/2 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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175U900BRM7 N/A 1 3/4-8 X 9 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 3/4 N/A 8-UN N/A 9 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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175U1000BRM7 N/A 1 3/4-8 X 10 HEAVY HEX ROT MILL BOLT A193 B7 N/A 1 3/4 N/A 8-UN N/A 10 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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175U1200BRM7 N/A 1 3/4-8 X 12 HEAVY HEX ROT MILL BOLT A193-B7 N/A 1 3/4 N/A 8-UN N/A 12 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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175U1400BRM7 N/A 1 3/4-8 X 14 HEAVY HEX ROT MILL BOLT A193 B7 N/A 1 3/4 N/A 8-UN N/A 14 N/A A193 Grade B7 N/A Plain N/A 1 Add To Cart
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