he Norseman 20550 Type 52-AG 15/16″ Bridge Length Reamer is expertly designed for aligning and enlarging holes in structural steel, making it an essential tool for bridge erection, shipbuilding, and industrial steelwork. Its hex nut shank is perfectly sized to match socket dimensions for bolts driven through the reamed hole, ensuring precision and compatibility with rotary impact sockets. The tapered cutting end provides easy entry into overlapping and misaligned holes, saving time while delivering clean, accurate alignment. Constructed from high-speed steel (HSS) and finished with a black-and-gold oxide coating, this reamer offers enhanced durability, reduced friction, and extended tool life under heavy use. The spiral flute design ensures smooth material removal, leaving clean, burr-free holes. With an overall length of 9-3/8″ and a 7-3/8″ flute length, this tool provides the reach, control, and strength required for demanding structural applications. Proudly made in the USA, the Norseman 20550 meets the rigorous standards of professional tradespeople.

Please Note: The picture is representative of the style and design but may not accurately reflect the actual size. Please do not rely on the image alone and refer to the provided specifications for accurate information to determine if this is the correct reamer for your use case.

Norseman Type 52-AG 15/16″ Bridge Reamer At a Glance

• Hex Nut Shank: Matches socket sizes for bolts, providing stability and precision for rotary impact tools.
• Tapered Cutting End: Easily enters overlapping or misaligned holes, simplifying alignment and reducing effort.
• Spiral Flute Design: Ensures smooth, burr-free material removal, improving cutting efficiency.
• Black-and-Gold Finish: Enhances toughness, reduces friction, and extends tool life for heavy-duty tasks.
• High-Speed Steel (HSS): Offers exceptional strength and durability for demanding structural applications.
• Made in the USA: Manufactured to professional-grade standards for long-lasting, reliable performance.

Markets

• Bridge Erection: Ideal for aligning and enlarging holes in structural steel bridge frameworks.
• Ship Construction: Perfect for hole alignment and correction in shipbuilding steel components.
• Building Industry: Designed for large-scale structural steelwork in industrial and commercial construction.
• Steel Fabrication: A dependable tool for fabricators working on heavy-duty steel components.
• Infrastructure Maintenance: Essential for municipal teams repairing and maintaining steel structures.
• Heavy Equipment Assembly: Ensures precise alignment of steel components in machinery and equipment.
• Industrial Installations: Suitable for aligning steel elements in large industrial construction projects.

The Norseman 20550 Bridge Reamer is built for tough jobs requiring precise alignment and hole enlargement in structural steel. Its tapered cutting edge simplifies entry into overlapping or misaligned holes, reducing labor and improving efficiency. Combined with the secure hex nut shank for use with rotary impact sockets, it ensures accuracy, productivity, and safety for high-stakes steel construction and repair projects.

Norseman 20550 Type 52-AG 15/16″ Bridge Reamer, Spiral Flute, Hex Nut Shank Features

• Type 52-AG -Bridge Length Hex Nut Reamers
• Shank Diameter Matches Socket Size For Bolt Which will be Driven Through Reamed Hole
• Designed for use in Structural Steel, in the Building Industry, Bridge Erection and Ship Construction
• The Cutting End of the Flutes is Tapered, Allowing the Reamer to Enter Overlapping & Badly Misaligned Holes
• Black & Gold Finish
• HSS-Spiral Flute
• Designed for aligning and enlarging holes in structural steel applications
• Gold Oxide Provides Low Temperature Stress Relief that Enhances Lubricity, Reduces Friction and Increases Toughness
• For Use with Rotary Impact Sockets
• Proudly Manufactured in the USA

Norseman 20550 Type 52-AG 15/16″ Bridge Reamer, Spiral Flute, Hex Nut Shank Specifications

• Part Number: 20550
• Type: Type 52-AG Bridge Length Hex Nut Reamer
• Material: High-Speed Steel (HSS)
• Style: Spiral Flute
• Finish: Black-and-Gold Oxide
• Diameter: 15/16″
• Length: 9-3/8″
• Flute Length: 7-3/8″
• Hex Shank: 1-7/16″
• UPC: 050728205508
• Quantity Per Pack: 1

Why Professionals Trust the Norseman Type 52-AG 15/16″ Bridge Reamer, Spiral Flute with Hex Nut Shank

The Norseman 20550 Type 52-AG Bridge Length Reamer is a trusted tool for aligning and enlarging holes in the most demanding structural steel applications. Its hex nut shank ensures a stable and precise fit for rotary impact sockets, while the tapered cutting end simplifies entry into overlapping and misaligned holes. The spiral flute design ensures smooth material removal, creating clean, burr-free holes every time. The black-and-gold finish reduces friction and wear, extending tool life for repeated use in tough industrial environments. Proudly made in the USA, this reamer offers the precision, durability, and performance required for bridge building, ship construction, and other large-scale projects.