Screwdriver bit Gedore R62550810 — Hex (metric) 8 mm, length 55 mm, 1 pc

Gedore R62550810 is a single replacement screwdriver bit with a metric hex tip of 8 mm and a length of 55 mm. Manufactured from chrome-vanadium steel, this 1-piece bit is intended for use with compatible bit holders and drivers to tighten and loosen hex fasteners in mechanical, assembly and maintenance tasks. The bit weighs approximately 68 g and conforms to DIN dimensional standards for reliable fit and engagement.

Advantages

This Gedore hex bit combines heat-treated chrome-vanadium steel construction with a bright-polished drive end and a pressed-in, phosphated pin for durable contact and reduced corrosion. The design includes a retention groove compatible with square drives that meet standard specifications, ensuring secure locking in holders with a ball detent. Its 55 mm length provides a balance between access depth and control when working in confined or readily accessible spaces.

Suitable for

• Tightening and loosening metric hex fasteners in mechanical assemblies
• Maintenance and repair tasks on machinery and equipment
• Use with bit holders, ratchet adapters and power drivers designed for 8 mm hex bits
• Assembly operations where a single, durable hex bit is required

Key specifications

• Tip type: Metric hex, 8 mm
• Overall length: 55 mm
• Material: Chrome-vanadium steel
• Finish: Bright-polished drive end; phosphated pressed-in pin
• Standards: Manufactured to match DIN dimensional requirements
• Retention: Ball retention groove for secure fit in compatible square drives
• Quantity: 1 piece
• Weight: Approximately 68 g

How to use

Insert the Gedore R62550810 hex bit into a compatible bit holder or driver until the retention ball engages the groove. Use the appropriate ratchet, screwdriver handle or driver to apply torque to hex fasteners. For hand-operated use, the bit’s length gives controlled access; when used with power drivers, ensure the driver’s maximum speed and torque settings are suitable for the fastener and bit material to avoid premature wear. Remove the bit by depressing the holder’s release mechanism or by pulling the bit out while retracting the retention ball.

Usage recommendations

Use with holders and drivers that match the bit’s retention groove and square drive compatibility. Avoid applying excessive torque beyond the capacity of the bit and fastener material. Keep the bit clean and lightly lubricated if exposed to corrosive environments to maintain fit and function. Inspect for wear or deformation before reuse.