NEW HANDWHEEL DESIGN
The System 28 45°/90° Professional Screw Clamp Enables Fast, Powerful, and Effortless Clamping.
The Siegmund Professional Screw Clamp 45°/90° replaces conventional 45° or 90° screw clamps. This Screw Clamp sets new standards because of its infinitely variable rotatability from 0°- 360°.
NEW HANDWHEEL DESIGN
- With the New Handwheel on the Cast Iron Cross, the Height can be Adjusted Within Seconds.
- The Grip Design Allows the Adjusted Height to be Locked in Place.
- Due to the Hexagon Socket Insert, Located at the Top of the Handle, the Force of the Clamp can be Adjusted Precisely by a Torque-Limiting Wrench.
VARIOUS PRISMS AVAILABLE (ADDITIONAL PRISMS ARE OPTIONAL)
- The Interchangeable and Compact Prism Allows for Optimal Grip.
- An Array of Prisms from Steel to Nitried can be used for Any Unique Job.
- Additional Prisms that can be used are the US280660.E, US280658.E, US280659.PA, US280657.1.N, US280660, and US280660.PA (Additional Prisms are Optional).
REINFORCED BARS
- The Dimensions of the Flat Bar in use are 1.18\"x0.55\"
- The Vertical Bar is Reinforced with Harden Tool Steel.
HEAVY-DUTY DESIGN
- A Long Lifetime and Efficiency is Guaranteed by its High-Quality Nitrided Material.
- The Friction Placed Design Allows Any Piece to be Held in Place Tightly.
- The Clamp can be Adapted and Placed in Any System 28 Imperial Borehole Located on Siegmund Welding Tables or Stops.
Specs and Features
of the System 28 Imperial Series
45°/90° Professional Screw Clamp
Item No. US280630.N
Specs and Features
of the System 28 Imperial Series
45°/90° Professional Screw Clamp
Item No. US280630.N
Height: 12-3/16\"
Finish: Nitrided
Weight: 5.07 lbs.
Stepless Rotation: 0°- 360°
Ball Diameter Spindle: 5/8\"
Max. Holding Force: 1,125 lbs.
System 28 Imperial Series Accessory Sets
System 28
Imperial Series Accessory Sets
Featured Welding Table
Videos of Siegmund
\nFeatured Siegmund Videos
of the System 28 Welding Tables
Impact Test Standard Weld Table vs Siegmund Weld Table
Why Our Welding Tables are Plasma Nitrided
The Strength of a Siegmund Welding Table
\"You Can Produce Everything...\"
This Month's
Featured Siegmund Welders
\nThis Month's
Featured Siegmund Welders
Greg from Red Beard's Garage
Red Beard’s Garage is world famous and has over 330,000+ Youtube Subscribers!
Red Beard (Greg) and his team builds all types of Go-Karts and definitely have a blast doing it - so be sure to follow their channel on Youtube. Red Beard’s Garage solely trusts Quantum Machinery and Siegmund to supply and support all of their Welding Table and Fixturing needs!
(There is bound to be something that will “tickle your fancy”! )
Jeff Lutz (Lutz Race Cars) from Street Outlaws
Jeff Lutz (Lutzs Race Cars) from Street Outlaws is world famous and has over 566,000+ Instagram Followers and over 528,000+ Facebook Fans and is currently filming with his Siegmund table on the Discover Channel! When he received his Siegmund Welding Table and Accessories from us, he had nothing but the best things to say, \"Wow it is amazing!\" and after spending a few weeks with it, Jeff wrote on his instagram that his Siegmund Welding Table makes fixturing everything so much easier for him and his team!
Here is a video of Jeff Lutz in a drag race, for your own entertainment!
Contact a Siegmund Expert
Feel free to contact us today to place an order or let us know
if you have any questions about any Siegmund's Products.
Contact our team of Factory Trained, In-House Siegmund U.S.A. Experts for all of your Siegmund Inquiries and questions! You can also place your order online or over the phone.
Phone: (704)703-9400
Email: [email protected]
Contact our team of Factory Trained, In-House Siegmund U.S.A. Experts for all of your Siegmund Inquiries and questions! You can also place your order online or over the phone.
Phone: (704)703-9400 Email: [email protected]
If you would like for us to contact you, simply fill out the form below and one of our Siegmund Experts will be in contact with you shortly.





US280630.N: 45°/90° Professional Screw Clamp (Nitrided)
The System 28 45°/90° Professional Screw Clamp Enables Fast, Powerful, and Effortless Clamping.
The Siegmund Professional Screw Clamp 45°/90° replaces conventional 45° or 90° screw clamps. This Screw Clamp sets new standards because of its infinitely variable rotatability from 0°- 360°.
- With the New Handwheel on the Cast Iron Cross, the Height can be Adjusted Within Seconds.
- The Grip Design Allows the Adjusted Height to be Locked in Place.
- Due to the Hexagon Socket Insert, Located at the Top of the Handle, the Force of the Clamp can be Adjusted Precisely by a Torque-Limiting Wrench.
VARIOUS PRISMS AVAILABLE (ADDITIONAL PRISMS ARE OPTIONAL)
- The Interchangeable and Compact Prism Allows for Optimal Grip.
- An Array of Prisms from Steel to Nitried can be used for Any Unique Job.
- Additional Prisms that can be used are the US280660.E, US280658.E, US280659.PA, US280657.1.N, US280660, and US280660.PA (Additional Prisms are Optional).
REINFORCED BARS
- The Dimensions of the Flat Bar in use are 1.18"x0.55"
- The Vertical Bar is Reinforced with Harden Tool Steel.
HEAVY-DUTY DESIGN
- A Long Lifetime and Efficiency is Guaranteed by its High-Quality Nitrided Material.
- The Friction Placed Design Allows Any Piece to be Held in Place Tightly.
- The Clamp can be Adapted and Placed in Any System 28 Imperial Borehole Located on Siegmund Welding Tables or Stops.
Specs and Features
of the System 28 Imperial Series
45°/90° Professional Screw Clamp
Item No. US280630.N
Specs and Features
of the System 28 Imperial Series
45°/90° Professional Screw Clamp
Item No. US280630.N
Height: 12-3/16"
Finish: Nitrided
Weight: 5.07 lbs.
Stepless Rotation: 0°- 360°
Ball Diameter Spindle: 5/8"
Max. Holding Force: 1,125 lbs.
System 28 Imperial Series Accessory Sets
System 28
Imperial Series Accessory Sets
Featured Welding Table
Videos of Siegmund
Featured Siegmund Videos
of the System 28 Welding Tables
Impact Test Standard Weld Table vs Siegmund Weld Table
Why Our Welding Tables are Plasma Nitrided
The Strength of a Siegmund Welding Table
"You Can Produce Everything..."
This Month's
Featured Siegmund Welders
This Month's
Featured Siegmund Welders
Greg from Red Beard's Garage
Red Beard’s Garage is world famous and has over 330,000+ Youtube Subscribers!
Red Beard (Greg) and his team builds all types of Go-Karts and definitely have a blast doing it - so be sure to follow their channel on Youtube. Red Beard’s Garage solely trusts Quantum Machinery and Siegmund to supply and support all of their Welding Table and Fixturing needs!
(There is bound to be something that will “tickle your fancy”! )
Jeff Lutz (Lutz Race Cars) from Street Outlaws
Jeff Lutz (Lutzs Race Cars) from Street Outlaws is world famous and has over 566,000+ Instagram Followers and over 528,000+ Facebook Fans and is currently filming with his Siegmund table on the Discover Channel! When he received his Siegmund Welding Table and Accessories from us, he had nothing but the best things to say, "Wow it is amazing!" and after spending a few weeks with it, Jeff wrote on his instagram that his Siegmund Welding Table makes fixturing everything so much easier for him and his team!
Here is a video of Jeff Lutz in a drag race, for your own entertainment!
Contact a Siegmund Expert
Feel free to contact us today to place an order or let us know
if you have any questions about any Siegmund's Products.
Contact our team of Factory Trained, In-House Siegmund U.S.A. Experts for all of your Siegmund Inquiries and questions! You can also place your order online or over the phone.
Phone: (704)703-9400
Email: [email protected]
Contact our team of Factory Trained, In-House Siegmund U.S.A. Experts for all of your Siegmund Inquiries and questions! You can also place your order online or over the phone.
Phone: (704)703-9400 Email: [email protected]
If you would like for us to contact you, simply fill out the form below and one of our Siegmund Experts will be in contact with you shortly.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The System 28 45°/90° Professional Screw Clamp Enables Fast, Powerful, and Effortless Clamping.
The Siegmund Professional Screw Clamp 45°/90° replaces conventional 45° or 90° screw clamps. This Screw Clamp sets new standards because of its infinitely variable rotatability from 0°- 360°.
NEW HANDWHEEL DESIGN
- With the New Handwheel on the Cast Iron Cross, the Height can be Adjusted Within Seconds.
- The Grip Design Allows the Adjusted Height to be Locked in Place.
- Due to the Hexagon Socket Insert, Located at the Top of the Handle, the Force of the Clamp can be Adjusted Precisely by a Torque-Limiting Wrench.
VARIOUS PRISMS AVAILABLE (ADDITIONAL PRISMS ARE OPTIONAL)
- The Interchangeable and Compact Prism Allows for Optimal Grip.
- An Array of Prisms from Steel to Nitried can be used for Any Unique Job.
- Additional Prisms that can be used are the US280660.E, US280658.E, US280659.PA, US280657.1.N, US280660, and US280660.PA (Additional Prisms are Optional).
REINFORCED BARS
- The Dimensions of the Flat Bar in use are 1.18"x0.55"
- The Vertical Bar is Reinforced with Harden Tool Steel.
HEAVY-DUTY DESIGN
- A Long Lifetime and Efficiency is Guaranteed by its High-Quality Nitrided Material.
- The Friction Placed Design Allows Any Piece to be Held in Place Tightly.
- The Clamp can be Adapted and Placed in Any System 28 Imperial Borehole Located on Siegmund Welding Tables or Stops.
Specs and Features
of the System 28 Imperial Series
45°/90° Professional Screw Clamp
Item No. US280630.N
Specs and Features
of the System 28 Imperial Series
45°/90° Professional Screw Clamp
Item No. US280630.N
Height: 12-3/16"
Finish: Nitrided
Weight: 5.07 lbs.
Stepless Rotation: 0°- 360°
Ball Diameter Spindle: 5/8"
Max. Holding Force: 1,125 lbs.
System 28 Imperial Series Accessory Sets
System 28
Imperial Series Accessory Sets
Featured Welding Table
Videos of Siegmund
Featured Siegmund Videos
of the System 28 Welding Tables
Impact Test Standard Weld Table vs Siegmund Weld Table
Why Our Welding Tables are Plasma Nitrided
The Strength of a Siegmund Welding Table
"You Can Produce Everything..."
This Month's
Featured Siegmund Welders
This Month's
Featured Siegmund Welders
Greg from Red Beard's Garage
Red Beard’s Garage is world famous and has over 330,000+ Youtube Subscribers!
Red Beard (Greg) and his team builds all types of Go-Karts and definitely have a blast doing it - so be sure to follow their channel on Youtube. Red Beard’s Garage solely trusts Quantum Machinery and Siegmund to supply and support all of their Welding Table and Fixturing needs!
(There is bound to be something that will “tickle your fancy”! )
Jeff Lutz (Lutz Race Cars) from Street Outlaws
Jeff Lutz (Lutzs Race Cars) from Street Outlaws is world famous and has over 566,000+ Instagram Followers and over 528,000+ Facebook Fans and is currently filming with his Siegmund table on the Discover Channel! When he received his Siegmund Welding Table and Accessories from us, he had nothing but the best things to say, "Wow it is amazing!" and after spending a few weeks with it, Jeff wrote on his instagram that his Siegmund Welding Table makes fixturing everything so much easier for him and his team!
Here is a video of Jeff Lutz in a drag race, for your own entertainment!
Contact a Siegmund Expert
Feel free to contact us today to place an order or let us know
if you have any questions about any Siegmund's Products.
Contact our team of Factory Trained, In-House Siegmund U.S.A. Experts for all of your Siegmund Inquiries and questions! You can also place your order online or over the phone.
Phone: (704)703-9400
Email: [email protected]
Contact our team of Factory Trained, In-House Siegmund U.S.A. Experts for all of your Siegmund Inquiries and questions! You can also place your order online or over the phone.
Phone: (704)703-9400 Email: [email protected]
If you would like for us to contact you, simply fill out the form below and one of our Siegmund Experts will be in contact with you shortly.






















