FELO screwdriver bit 3/8" drive — 66 mm length, 1/4" tip

FELO screwdriver bit 3/8" drive — 66 mm length, 1/4" tip is a replacement bit designed to provide a standardized connection between tools and fasteners. With a 3/8" drive interface and a 1/4" tip, this 66 mm long bit is intended for use with compatible bit holders, ratchets and adapters to perform manual and powered screwdriving tasks. The construction is aimed at delivering reliable engagement with fastener heads while allowing straightforward replacement in common bit-holding systems.

Advantages

The bit’s 3/8" drive interface ensures compatibility with a wide range of bit holders and torque tools, while the 1/4" tip size fits standard screwdriver heads and accessories. At 66 mm overall length the bit offers an extended reach compared with shorter bits, making it easier to access recessed or partially obstructed fasteners. The product is intended as a direct replacement component for assembly, maintenance and repair tasks that require a standardized, durable bit of this size and geometry.

Suitable for

• Assembly lines and production work requiring standardized bits
• Maintenance and repair tasks in workshops and service vehicles
• Use with ratchets, bit holders and adapters for manual or powered screwdriving
• Accessing recessed or partially obstructed fasteners where extra bit length is needed

Key specifications

• Drive interface: 3/8" drive
• Overall length: 66 mm
• Tip connection size: 1/4"
• Tip type: standard 1/4" screwdriver tip (compatible with common bit holders)
• Intended use: manual and powered screwdriving

How to use

Insert the 3/8" drive end securely into a compatible holder, ratchet or adapter, ensuring proper seating before applying torque. Fit the 1/4" tip into the fastener head and apply controlled turning force appropriate for the fastener and tool in use. When used with powered drivers, select suitable speed and torque settings to avoid stripping the fastener or damaging the bit. Replace the bit when signs of wear or deformation appear to maintain reliable engagement.

Usage recommendations

For longer service life and consistent performance, use the bit only with compatible holders and avoid excessive side loading. Regularly inspect the tip for wear and keep the bit clean of debris and corrosion. Match torque settings and driver type to the fastener material and condition to prevent damage.