Flat screwdriver Proxxon PR22300 — blade 2.5 x 0.4 mm, precision manual tool

Proxxon PR22300 is a precision flat (slotted) screwdriver with a blade measuring 2.5 x 0.4 mm, designed for manual tasks that require precise tip engagement and controlled torque. The tool is intended for use on small slotted screws found in electronics, instruments and fine mechanical assemblies. Its compact blade dimensions provide accurate contact with narrow screw slots while minimizing damage to screw heads and surrounding components.

Advantages

This flat screwdriver delivers accurate tip fit and stable contact with small slotted screws, reducing cam-out and slippage during delicate operations. The slim blade allows access to tight spaces and recessed screw locations common in electronics and precision instruments. The handle is shaped for comfortable manual control and measured torque application, supporting consistent turning without excessive force. The tool’s construction is suitable for repeatable precision work where reliable blade geometry is important.

Suitable for

• Repair and assembly of electronic devices and PCBs
• Instrument calibration and adjustment
• Watchmaking and small mechanical assemblies
• Hobbyist and model-making precision fastening
• Maintenance of optical and measurement equipment

Key specifications

• Blade type: flat / slotted
• Blade dimensions: 2.5 x 0.4 mm
• Intended use: precision manual screwdriving
• Suitable screw head: small slotted screws
• Access capability: narrow and recessed screw locations

How to use

Select the flat screwdriver when the screw slot width and blade thickness match closely to ensure full contact. Insert the blade tip squarely into the screw slot, apply steady axial pressure to maintain engagement, and turn with controlled force to avoid stripping the slot. For very small or delicate components, work under magnification and use slow, deliberate rotations to set or remove screws. Store the tool in a clean, dry place to preserve blade geometry and prevent corrosion.

Usage recommendations

Use this Proxxon flat screwdriver for precision manual tasks where a 2.5 x 0.4 mm blade provides optimal contact. Avoid excessive torque beyond hand force to prevent screw or blade damage. Combine with appropriate magnification and lighting when working on electronics, watches, or other small assemblies.