Tweezers

Image Part Number Description / PDF Quantity Rfq
44512

44512

Wiha

TWEEZER CYLNDR BARREL 51 5.12"

0

44533

44533

Wiha

TWEEZER POINT EXTRA FINE 7 4.72"

0

49387

49387

Wiha

TWEEZER POINTED FINE SS 5.51"

0

40026

40026

Wiha

TWEEZER BLUNT 16

0

44513

44513

Wiha

TWEEZER CYLNDR BARREL 52 4.72"

0

49368

49368

Wiha

TWEEZER FLAT ROUNDED 2AB 4.72"

0

49159

49159

Wiha

TWEEZER POINTED FINE 22 6.10"

0

49714

49714

Wiha

TWEEZER POINT ROUNDED D13 6.30"

0

49709

49709

Wiha

TWEEZER POINT ROUNDED D13 6.30"

0

45210

45210

Wiha

TWEEZER POINTED FINE 34 4.72"

0

49379

49379

Wiha

TWEEZER POINT EXTRA FINE 5 4.33"

0

43418

43418

Wiha

TWEEZER FLAT BLUNT 66 5.71"

0

45013

45013

Wiha

TWEEZER POINTED FINE 31B 5.71"

0

43275

43275

Wiha

TWEEZER POINT BLUNT RND 6.30"

0

49375

49375

Wiha

TWEEZER POINT EXTRA FINE 7 4.72"

0

49382

49382

Wiha

TWEEZER FLAT BLUNT F 4.72"

0

49154

49154

Wiha

TWEEZER POINTED FINE 22B 6.10"

0

49155

49155

Wiha

TWEEZER POINTED FINE 22 6.10"

0

49156

49156

Wiha

TWEEZER POINTED FINE 22S 6.10"

0

47600

47600

Wiha

TWEEZER BACK STOP WAFER 91 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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