Tweezers

Image Part Number Description / PDF Quantity Rfq
44510

44510

Wiha

TWEEZER POINT FINE ROUND 4.72"

294

75304

75304

Wiha

TWEEZER POINTED BLUNT 7.87"

0

45012

45012

Wiha

TWEEZER POINTED FINE 31 5.71"

0

43413

43413

Wiha

TWEEZER FLAT BLUNT 68 5.71"

0

43274

43274

Wiha

TWEEZER POINTED R28 6.30"

0

45113

45113

Wiha

TWEEZER POINTED FINE 33B 6.50"

0

44508

44508

Wiha

TWEEZER POINT VERY FINE 4 4.33"

60

44509

44509

Wiha

TWEEZER POINT EXTRA FINE 5 4.33"

30

44159

44159

Wiha

TWEEZER BACK STOP WAFER 49 4.92"

0

40022

40022

Wiha

TWEEZER POINTED FINE 12

0

45010

45010

Wiha

TWEEZER POINTED FINE 30 5.71"

0

49160

49160

Wiha

TWEEZER POINTED FINE 22B 6.10"

0

55533

55533

Wiha

TWEEZER POINTED BLUNT PSF 4.92"

0

49150

49150

Wiha

TWEEZER POINTED FINE 20S 5.91"

0

45212

45212

Wiha

TWEEZER POINTED FINE 35 4.72"

0

49158

49158

Wiha

TWEEZER POINTED FINE 22 6.10"

0

46950

46950

Wiha

TWEEZER POINT EXTRA FINE 4.72"

0

42142

42142

Wiha

TWEEZER CYLNDR BARREL 58 4.61"

0

42141

42141

Wiha

TWEEZER CYLNDR BARREL 50 4.72"

0

43949

43949

Wiha

TWEEZER BACK STOP WAFER 4.92"

0

Tweezers

1. Overview

Tweezers are precision handheld tools designed to grasp, hold, or manipulate small objects inaccessible to human fingers. Modern tweezers integrate advanced materials and ergonomic designs to meet demands in electronics, healthcare, laboratory research, and industrial manufacturing. Their importance lies in enabling precise handling of components at micro and nano scales, critical for semiconductor assembly, surgical procedures, and material science applications.

2. Main Types and Functional Classification

TypeFunctional FeaturesApplication Examples
Anti-Static TweezersConductive carbon fiber composite, ESD protectionPCB assembly, IC handling
Carbide-Tipped TweezersHardened tungsten carbide tips, wear-resistantAutomotive sensor manufacturing
Smooth Tip TweezersPolished stainless steel, non-marking gripOptical lens alignment
Spring-Loaded TweezersAutomatic opening mechanism, fatigue reductionMicro-surgery procedures
High-Temperature TweezersChrome-cobalt alloy, 1200 C resistanceMetallurgical sample handling

3. Structure and Components

Typical construction includes:

  • Jaws: Angled or straight tips with precision-ground surfaces
  • Shaft: Hollow or solid design with length ranging 75-150mm
  • Material: Medical-grade stainless steel, titanium alloys, or polymer composites
  • Surface Treatment: Electropolishing, diamond-like carbon coating
  • Ergonomic Features: Bi-material handles, textured gripping zones

4. Key Technical Specifications

ParameterImportance
Tip Hardness (HV0.1): 550-1800Determines wear resistance and longevity
Parallelism Tolerance: 5 mEnsures uniform gripping force
Thermal Stability: -196 C to 1200 CEnables extreme environment operation
Surface Roughness (Ra): 0.05 mPrevents particle contamination
Spring Force: 0.5-5.0NOptimizes handling precision

5. Application Fields

Key industries include:

  • Electronics Manufacturing: SMT component placement, BGA rework
  • Medical Devices: Stent assembly, ophthalmic instrument calibration
  • Life Sciences: Cell manipulation, histology sample handling
  • Aerospace: Composite material repair, avionics maintenance
  • Photonics: Fiber optic alignment, laser component assembly

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Feature
ElectroForce SystemsESD-Pro SeriesIntegrated ionization coating
CarbTec AdvancedDuraTip XTReplaceable carbide inserts
MediTool SolutionsSurgiGrip+Autoclavable titanium construction
NanoPrecision Inc.UltraTweezerSub-micron tip accuracy

7. Selection Recommendations

Consider:

  • Material compatibility (e.g., non-magnetic for MRI components)
  • Tip geometry matching component size (0402 SMD vs. 01005 components)
  • Ergonomic assessment for >8-hour daily use
  • Traceability requirements (ISO 13485 certified tools)
  • Specialized coatings for corrosive environments

8. Industry Trends

Emerging developments:

  • Integration of piezoelectric actuators for micro-force feedback
  • Graphene-enhanced composites reducing tool weight by 40%
  • Smart tweezers with IoT-enabled usage analytics
  • 3D-printed custom geometries for specialized nanotechnology applications
  • Increased adoption of single-use polymer tweezers in sterile manufacturing
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