Screw and Nut Drivers

Image Part Number Description / PDF Quantity Rfq
ND-7MM

ND-7MM

Ampco Safety Tools

NUTDRIVER 7MM

1

ND-6MM

ND-6MM

Ampco Safety Tools

NUTDRIVER 6MM

1

ND-13/16

ND-13/16

Ampco Safety Tools

NUTDRIVER 13/16"

1

ND-3.5MM

ND-3.5MM

Ampco Safety Tools

NUTDRIVER 3.5MM

1

ND-1/8

ND-1/8

Ampco Safety Tools

NUTDRIVER 1/8"

1

S-37

S-37

Ampco Safety Tools

SCREWDRIVER STD 3/16 X 3-1/8"

1

ND-5/8

ND-5/8

Ampco Safety Tools

NUTDRIVER 5/8"

1

ND-1/4

ND-1/4

Ampco Safety Tools

NUTDRIVER 1/4"

1

ND-9/16

ND-9/16

Ampco Safety Tools

NUTDRIVER 9/16"

1

ND-11/32

ND-11/32

Ampco Safety Tools

NUTDRIVER 11/32"

1

ND-17MM

ND-17MM

Ampco Safety Tools

NUTDRIVER 17MM

1

IS-49

IS-49

Ampco Safety Tools

INSULATED SCREWDRIVER 5/16"TIP

1

ND-3/8

ND-3/8

Ampco Safety Tools

NUTDRIVER 3/8"

1

ND-5/16

ND-5/16

Ampco Safety Tools

NUTDRIVER 5/16"

1

S-34

S-34

Ampco Safety Tools

SCREWDRIVER STD 1/8 X 2-3/8"

1

S-56

S-56

Ampco Safety Tools

SCREWDRIVER CABINET TIP 3/8"

1

S-1004B

S-1004B

Ampco Safety Tools

SCREWDRIVER OFFSET 1/4"

1

S-52

S-52

Ampco Safety Tools

SCREWDRIVER CABINET TIP 1/4"

1

S-1100

S-1100

Ampco Safety Tools

SCREWDRIVER PHILLIPS #3

1

S-54

S-54

Ampco Safety Tools

SCREWDRIVER STD 1/8 X 6"

1

Screw and Nut Drivers

1. Overview

Screw and nut drivers are hand or power tools designed to install/remove threaded fasteners (screws, bolts, nuts) by applying rotational force (torque). They serve as critical components in mechanical assembly, maintenance, and repair across industries. Modern advancements include ergonomic designs, torque-controlled systems, and integration with smart manufacturing processes.

2. Main Types and Functional Classification

TypeFunctional FeaturesApplication Examples
Manual ScrewdriversHexagonal or slotted tips, ergonomic handlesElectronics assembly, furniture installation
Impact DriversHigh-torque rotational impacts, compact designAutomotive repair, heavy machinery maintenance
Torque WrenchesPrecision torque adjustment, audible feedbackAerospace fastening, engine assembly
Electric ScrewdriversVariable speed control, clutch mechanismsMass production lines, PCB assembly
Pneumatic NutrunnersAir-powered, high power-to-weight ratioAutomotive tire changing, pipeline maintenance

3. Structure and Components

Typical construction includes: - Drive Head: Interchangeable bits (Phillips, Torx, hex) or sockets - Transmission System: Gears, clutch mechanisms, or impact hammers - Power Source: Manual force, electric motors (brushless DC), pneumatic cylinders - Ergonomic Housing: Rubberized grips, vibration damping materials - Control Interface: Torque adjustment rings, speed selectors

4. Key Technical Specifications

ParameterImportance
Torque Range (Nm)Determines fastening strength and material compatibility
No-Load Speed (RPM)Affects work efficiency in repetitive tasks
Power Source TypeInfluences portability and operational environment
Bit CompatibilityDictates versatility across fastener types
Vibration Level (m/s )Impacts user comfort and safety compliance

5. Application Fields

Main industries include: - Automotive: Engine assembly, brake system installation - Aerospace: Composite material fastening, turbine maintenance - Electronics: PCB screw assembly, heat sink installation - Construction: Steel structure bolting, HVAC system installation - Medical: Surgical instrument sterilization and maintenance

6. Leading Manufacturers and Products

ManufacturerCountryRepresentative ProductKey Features
Ingersoll RandUSAW7150 Air Nutrunner1,200 Nm torque, composite housing
Snap-onUSATECH 9R Electric Driver0.5-6 Nm range, IoT connectivity
BoschGermanyGSR 18V-EC Impact DriverBrushless motor, 5,500 RPM
YatoPolandYT-08120 Torque Wrench12-120 Nm, 3% accuracy

7. Selection Recommendations

Key considerations: - Match torque specifications to fastener requirements - Prioritize cordless models for mobility-requiring tasks - Choose ESD-safe variants for electronics work - Opt for modular systems with interchangeable bits - Consider vibration reduction for prolonged use

8. Industry Trends

Emerging developments: - Wireless IoT-enabled tools with torque data logging - Carbon fiber-reinforced composite materials reducing tool weight - AI-powered torque control systems preventing over-tightening - Modular battery systems enabling tool interoperability - Collaborative robot (cobot) integration in smart factories

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