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IS Clamps

Freer Tool & Supply is your source for IS clamps built for reliable holding power in machining, fabrication, assembly, and general industrial maintenance. Whether you’re securing parts on a workbench, fixture, or production line, our IS clamp selection helps improve repeatability, reduce movement, and support safer, more efficient workflows—especially when tight tolerances and consistent setups matter.

Irwin KX50108 Quick-Grip C-Clamp - 4'' Throat Depth; 8'' Max. Opening

Irwin KX50108 Quick-Grip C-Clamp - 4'' Throat Depth; 8'' Max. Opening

SKU: FTS-KX50108
MPN: 225108

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Irwin KX50123 Quick-Grip C-Clamp - 3-1/2'' Throat Depth; 2'' Max. Opening

Irwin KX50123 Quick-Grip C-Clamp - 3-1/2'' Throat Depth; 2'' Max. Opening

SKU: FTS-KX50123
MPN: 225123

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Irwin KX50134 Quick-Grip C-Clamp - 4-1/2'' Throat Depth; 3'' Max. Opening

Irwin KX50134 Quick-Grip C-Clamp - 4-1/2'' Throat Depth; 3'' Max. Opening

SKU: FTS-KX50134
MPN: 225134

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Irwin KX50506QC Bar Clamp - 6" Maximum Opening

Irwin KX50506QC Bar Clamp - 6" Maximum Opening

SKU: FTS-KX50506QC
MPN: 506QCN

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Irwin KX50512QC Bar Clamp - 12" Maximum Opening

Irwin KX50512QC Bar Clamp - 12" Maximum Opening

SKU: FTS-KX50512QC
MPN: 512QCN

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Irwin KX50518QC Bar Clamp - 18" Maximum Opening

Irwin KX50518QC Bar Clamp - 18" Maximum Opening

SKU: FTS-KX50518QC
MPN: 518QCN

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Irwin KX50524QC Bar Clamp - 24" Maximum Opening

Irwin KX50524QC Bar Clamp - 24" Maximum Opening

SKU: FTS-KX50524QC
MPN: 524QCN

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Irwin KX50536QC Bar Clamp - 36" Maximum Opening

Irwin KX50536QC Bar Clamp - 36" Maximum Opening

SKU: FTS-KX50536QC
MPN: 536QCN

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Irwin KX5058100 Spring Clamps - 1" Maximum Opening

Irwin KX5058100 Spring Clamps - 1" Maximum Opening

SKU: FTS-KX5058100
MPN: 58100

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Irwin KX5058200 Spring Clamps - 2" Maximum Opening

Irwin KX5058200 Spring Clamps - 2" Maximum Opening

SKU: FTS-KX5058200
MPN: 58200

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Irwin KX5058300 Spring Clamps - 3" Maximum Opening

Irwin KX5058300 Spring Clamps - 3" Maximum Opening

SKU: FTS-KX5058300
MPN: 58300

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Irwin KX5059100CD Quick-Grip Handi-Clamp - 1 1/2" Capacity

Irwin KX5059100CD Quick-Grip Handi-Clamp - 1 1/2" Capacity

SKU: FTS-KX5059100CD
MPN: 59100CD

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Irwin KX5059200CD Quick-Grip Handi-Clamp - 2" Capacity

Irwin KX5059200CD Quick-Grip Handi-Clamp - 2" Capacity

SKU: FTS-KX5059200CD
MPN: 59200CD

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Irwin KX5059400CD Quick-Grip Handi-Clamp - 4" Capacity

Irwin KX5059400CD Quick-Grip Handi-Clamp - 4" Capacity

SKU: FTS-KX5059400CD
MPN: 59400CD

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Irwin KX509R Vise-Grip Welding Clamp - Model 9R - Plain Grip; 9" Length

Irwin KX509R Vise-Grip Welding Clamp - Model 9R - Plain Grip; 9" Length

SKU: FTS-KX509R
MPN: 25ZR

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Kant-Twist SE64396R Round Handle Clamp - 3/8" Throat Depth, 3/4" Max. Opening

Kant-Twist SE64396R Round Handle Clamp - 3/8" Throat Depth, 3/4" Max. Opening

SKU: FTS-SE64396R
MPN: 396

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Kant-Twist SE64401 T-Handle Clamp - 3/8" Throat Depth, 1" Max. Opening

Kant-Twist SE64401 T-Handle Clamp - 3/8" Throat Depth, 1" Max. Opening

SKU: FTS-SE64401
MPN: 401

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Kant-Twist SE64401G T-Handle Clamp With Cushion Handles - 3/8" Throat Depth, 1" Max. Opening

Kant-Twist SE64401G T-Handle Clamp With Cushion Handles - 3/8" Throat Depth, 1" Max. Opening

SKU: FTS-SE64401G
MPN: 401-W/G

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Kant-Twist SE64401R Round Handle Clamp - 1/2" Throat Depth, 1" Max. Opening

Kant-Twist SE64401R Round Handle Clamp - 1/2" Throat Depth, 1" Max. Opening

SKU: FTS-SE64401R
MPN: 401-1

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Kant-Twist SE64403R Round Handle Clamp - 1 1/8" Throat Depth, 1 1/2" Max. Opening

Kant-Twist SE64403R Round Handle Clamp - 1 1/8" Throat Depth, 1 1/2" Max. Opening

SKU: FTS-SE64403R
MPN: 403-1

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Kant-Twist SE64405 T-Handle Clamp - 1 1/8" Throat Depth, 2" Max. Opening

Kant-Twist SE64405 T-Handle Clamp - 1 1/8" Throat Depth, 2" Max. Opening

SKU: FTS-SE64405
MPN: 405

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Kant-Twist SE64405G T-Handle Clamp With Cushion Handles - 1 1/8" Throat Depth, 2" Max. Opening

Kant-Twist SE64405G T-Handle Clamp With Cushion Handles - 1 1/8" Throat Depth, 2" Max. Opening

SKU: FTS-SE64405G
MPN: 405-W/G

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Kant-Twist SE64405R Round Handle Clamp - 1 1/8" Throat Depth, 2" Max. Opening

Kant-Twist SE64405R Round Handle Clamp - 1 1/8" Throat Depth, 2" Max. Opening

SKU: FTS-SE64405R
MPN: 405-1

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Kant-Twist SE64407 T-Handle Deep Throat Clamp - 2" Throat Depth, 2 1/2" Max. Opening

Kant-Twist SE64407 T-Handle Deep Throat Clamp - 2" Throat Depth, 2 1/2" Max. Opening

SKU: FTS-SE64407
MPN: 407

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