Knipex 5" Precision Flat Nose Pliers, Wide Smooth Jaws – 37 11 125
Get precise control when gripping, holding, bending, and adjusting small components with these professional flat nose pliers. Designed for fine assembly work in electronics, precision mechanics, and general workshop applications, they feature wide, smooth gripping surfaces that provide dependable contact without the aggressive serrations found on conventional gripping pliers.
The flat, wide jaw design is particularly useful when handling small metal parts, thin materials, and delicate components. The smooth gripping surfaces help reduce unwanted marks on suitable workpieces, making these pliers a practical choice for applications where surface appearance and controlled handling are important.
At approximately 5 inches (125 mm) long, the compact design provides excellent maneuverability for detailed bench work. The precision-ground tips allow accurate positioning, while carefully deburred edges help reduce the risk of unwanted scratches and damage during handling.
Manufactured from high-grade special tool steel, the pliers are forged and oil-hardened for strength and durability. Their polished head and black atramentized finish provide a professional construction designed for repeated use.
The lap joint construction supports smooth jaw movement and accurate alignment. Plastic-coated handles provide a comfortable gripping surface for controlled operation during assembly, adjustment, and maintenance tasks.
Manufactured in Germany, these Knipex precision pliers are a dependable addition to electronics workstations, mechanical assembly benches, jewelry-making tool collections, and professional repair kits.
Features & Benefits
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Flat, Wide Jaws: Provide a broad gripping surface for holding and manipulating small components.
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Smooth Gripping Surfaces: Help reduce unwanted marks compared with serrated jaws.
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Precision-Ground Tips: Designed for accurate engagement and controlled handling.
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125 mm Overall Length: Compact 5-inch design for detailed assembly and repair.
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27 mm Jaw Length: Provides useful gripping reach for small components.
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Carefully Deburred Edges: Help protect workpieces from sharp, unfinished jaw edges.
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Lap Joint Construction: Supports accurate jaw alignment and controlled movement.
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Forged Steel Construction: Manufactured from high-grade special tool steel.
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Oil-Hardened: Heat-treated for durability and wear resistance.
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Polished Head: Provides a clean, professional finish around the working jaws.
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Black Atramentized Finish: Protective surface treatment on the plier body.
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Plastic-Coated Handles: Provide a comfortable gripping surface.
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Lightweight Design: Approximately 76 grams for convenient precision handling.
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Precision Mechanics Applications: Suitable for gripping, bending, holding, and adjusting small parts.
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DIN ISO 9655: Manufactured to the applicable precision electronics pliers standard.
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Made in Germany: Manufactured by Knipex.
Specifications
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Brand: Knipex
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Manufacturer Part Number: 37 11 125
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Micro-Tools SKU: 37-11-125
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UPC: 843221012199
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Product Type: Precision Flat Nose Pliers
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Jaw Style: Flat, Wide
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Gripping Surface: Smooth
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Overall Length: 125 mm (4.92")
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Overall Width: 55 mm (2.17")
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Overall Thickness: 12 mm (0.47")
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Jaw Length (B): 27.0 mm (1.06")
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Head Width (A): 12.5 mm (0.49")
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Jaw Thickness at Joint (D): 7.0 mm (0.28")
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Tip Width (E): 2.0 mm (0.08")
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Tip Thickness (F): 5.5 mm (0.22")
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Material: High-Grade Special Tool Steel
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Manufacturing Method: Forged
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Hardening: Oil-Hardened
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Pliers Finish: Black Atramentized
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Head Finish: Polished
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Handle Finish: Plastic-Coated
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Joint Type: Lap Joint
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Weight: 76 g (2.68 oz)
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Applicable Standard: DIN ISO 9655
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Country of Origin: Germany
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Package Quantity: 1 Pair of Pliers
Ideal For
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Electronics assembly and repair
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Precision mechanical work
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Holding small components during assembly
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Bending thin metal parts
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Positioning small brackets and fittings
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Fine adjustment tasks
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Jewelry making and repair
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Watchmaking and instrument servicing
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Model building and hobby applications
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Small-scale metalworking
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General precision bench work
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Mechanical equipment maintenance
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Working with delicate components
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Professional repair and service workstations
Flat, Wide Jaw Design
The flat nose design provides broad contact surfaces that are useful for holding and manipulating small parts.
Unlike pointed pliers, which concentrate gripping pressure into a relatively small area, flat nose pliers distribute contact across wider surfaces.
This makes them particularly useful for holding thin materials, positioning small components, and making controlled bends.
The wide jaw geometry also provides stability when gripping flat objects.
For delicate workpieces, apply only the pressure needed to hold the material securely.
Smooth Gripping Surfaces
The jaws feature smooth gripping surfaces rather than aggressive serrations.
This design is especially useful when working with components that could be marked by conventional toothed pliers.
Smooth jaws can help reduce unwanted surface impressions when gripping soft metals, finished parts, and other suitable materials.
However, smooth jaws can still leave marks if excessive pressure is applied, particularly to soft or highly polished materials.
For particularly sensitive finishes, consider using a protective material between the jaws and the workpiece.
Precision-Ground Tips
The working tips are precision-ground for accurate handling and consistent engagement.
This helps when positioning small parts or working in areas where precise jaw placement is important.
Carefully deburred edges further improve suitability for fine assembly work.
The combination of precision-ground tips and smooth gripping surfaces makes these pliers particularly practical for delicate mechanical tasks.
Forged, Oil-Hardened Steel Construction
The pliers are manufactured from high-grade special tool steel.
Forging creates the basic tool shape, while oil-hardening provides the strength and durability needed for repeated use.
This construction is suitable for professional gripping, holding, and bending operations within the tool's intended capacity.
The black atramentized surface treatment provides a protective finish, while the head is polished.
As with other precision hand tools, proper care and appropriate use help maintain long-term performance.
Lap Joint Construction
The lap joint connects the two halves of the pliers and supports controlled jaw movement.
Accurate jaw alignment is important when working with small components.
The lap joint design helps maintain consistent operation during gripping and adjustment tasks.
Keep the joint clean and free from abrasive debris.
A small amount of suitable tool lubricant may be applied when necessary to maintain smooth movement.
Compact 125 mm Length
At approximately 5 inches long, these pliers are convenient for precision workstations and compact tool kits.
Their manageable size provides control when working on small assemblies.
The 27 mm jaw length allows the tool to reach and grip components while maintaining a compact overall profile.
The lightweight 76 g construction also makes the pliers comfortable to handle during repeated operations.
Comfortable Plastic-Coated Handles
The handles feature a plastic coating that provides a more comfortable gripping surface than bare metal.
This is useful during repetitive assembly and adjustment tasks.
The compact handle design supports controlled hand movements and accurate positioning.
The plastic coating is intended for grip comfort and is not a certified electrical insulation system.
Do not use these pliers on energized electrical equipment.
Electronics and Precision Mechanics
These pliers are designed for fine assembly work, including electronics and precision mechanical applications.
They are useful for holding small components, making controlled adjustments, and positioning parts during assembly.
Their smooth jaws are particularly valuable when the workpiece surface should be protected from aggressive gripping teeth.
When working with static-sensitive electronic components, follow appropriate ESD-control procedures.
These pliers are not specifically identified as ESD-safe.
Jewelry Making and Small Metalworking
The flat, smooth jaws are also useful for appropriate jewelry-making and small metalworking tasks.
They can help grip thin metal components, hold findings, and make controlled bends.
The wide jaw surfaces provide stability when handling flat materials.
For polished jewelry components or soft metals, use gentle pressure and protective jaw coverings when necessary.
These are gripping and bending pliers, not cutting pliers.
Proper Use and Care
Select the correct tool for the size and material of the workpiece.
Position the component securely between the jaws and apply controlled pressure.
Avoid excessive force that could deform the jaws or damage the workpiece.
Do not use the pliers for cutting wire or other materials.
Keep the gripping surfaces clean and free from abrasive debris.
Wipe the tool after use and store it in a dry location.
Periodically inspect the joint and jaw alignment.
Apply a small amount of suitable lubricant to the joint when needed.
Do not use these pliers on energized electrical equipment.
Frequently Asked Questions
What are Knipex 37 11 125 pliers used for?
They are designed for gripping, holding, bending, and adjusting small components in precision mechanical and electronics applications.
What type of jaws do they have?
They feature flat, wide jaws with smooth gripping surfaces.
Are the jaws serrated?
No. The gripping surfaces are smooth.
What is the benefit of smooth jaws?
Smooth jaws help reduce unwanted marks compared with serrated gripping surfaces, especially when working with suitable delicate components.
How long are the pliers?
They measure 125 mm, approximately 4.92 inches.
What is the jaw length?
The jaws measure 27 mm long.
What is the head width?
The head width is 12.5 mm.
What is the tip width?
The specified tip width is 2.0 mm.
What is the tip thickness?
The specified tip thickness is 5.5 mm.
How thick are the jaws at the joint?
The jaw thickness at the joint is 7.0 mm.
What material are the pliers made from?
They are manufactured from high-grade special tool steel.
Are the pliers hardened?
Yes. They are oil-hardened.
Are they forged?
Yes. The pliers are manufactured using a forging process.
What finish do they have?
The plier body has a black atramentized finish, while the head is polished.
What type of joint do they use?
They feature a lap joint.
What type of handles do they have?
The handles have a plastic coating.
Are the handles electrically insulated?
They are plastic-coated but are not specified as insulated for work on energized electrical equipment.
Can they be used for electronics repair?
Yes. They are designed for fine assembly work in electronics and precision mechanics.
Are they ESD-safe?
No ESD-safe classification is specified.
Can they be used for jewelry making?
Yes. Their flat, smooth jaws are useful for suitable jewelry-making and small metalworking tasks.
Can they bend wire?
Yes. They can be used for controlled bending of suitable small wire and metal components.
Can they cut wire?
No. These are gripping and bending pliers without cutting edges.
Can they hold small flat components?
Yes. The wide, smooth jaws are well suited for holding suitable flat components.
Will the jaws scratch metal?
The smooth surfaces help reduce marking, but excessive gripping pressure or debris on the jaws can still damage delicate finishes.
Are they suitable for precision assembly?
Yes. Precision assembly is one of their intended applications.
How much do they weigh?
Approximately 76 grams, or 2.68 ounces.
What standard do they meet?
The manufacturer specifies DIN ISO 9655.
Are these the same as needle nose pliers?
No. These have flat, wide jaws rather than long, narrow pointed jaws.
What is the difference between flat nose and round nose pliers?
Flat nose pliers provide broad gripping surfaces, while round nose pliers have rounded jaws commonly used for forming loops and curves.
Can they be used for repetitive assembly tasks?
Yes. Their compact size and precision construction make them suitable for repeated gripping and adjustment operations.
How should the pliers be maintained?
Keep the jaws clean, inspect the joint regularly, and store the tool in a dry location.
Where are they manufactured?
They are made in Germany.
How many pliers are included?
One pair of pliers is included.
| SKU: | 37-11-125 |
| UPC: | 843221012199 |
| BRAND: | Knipex |
| MPN: | 37 11 125 |
| Made In: | Germany |
