Screwdriver Bit Holder Wiha 7148 CS

The Wiha 7148 CS screwdriver bit holder is a compact, lightweight tool designed to hold standard 1/4" (6.3 mm) screwdriver bits securely. Constructed with a robust steel sleeve and an aluminium operating sleeve, it measures 66 mm in length and weighs 39 g. The bit holder is suitable for precision and confined-space work and fits bits to DIN 3126 / ISO 1173 style C 6.3 and E 6.3 standards. It comes in a reusable, dust-resistant plastic box.

Advantages

Bits lock automatically when inserted thanks to the SelfLock mechanism, and the EasyOut ejection function enables straightforward bit removal. The aluminium operating sleeve adds durability while keeping the holder lightweight, and the steel sleeve ensures reliable drive engagement with compatible bits.

Suitable for

• Holding screwdriver bits to DIN 3126 / ISO 1173 style C 6.3 and E 6.3
• Precision assembly and maintenance in confined spaces
• Screw profiles prone to jamming, such as Torx

Key specifications

• Brand: Wiha
• Model: 7148 CS (MPN 39134)
• Shank size / Drive: 1/4" (6.3 mm), DIN 3126 / ISO 1173 style E 6.3
• Length: 66 mm
• Weight: 39 g
• Sleeve material: steel; operating sleeve: aluminium
• Packaging: reusable, dust-repellent plastic box
• EAN: 4010995391348

How to use

Insert a compatible 1/4" (6.3 mm) bit into the holder until it clicks to engage the SelfLock mechanism. Use the bit holder with hand drivers or compatible power drivers that accept a 1/4" hex shank. To remove the bit, activate the EasyOut ejection function according to the tool orientation and pull the bit free. Store the holder and bits in the provided plastic box to protect them from dust and damage.

Usage recommendations

Use appropriate screwdriver bits that conform to DIN 3126 / ISO 1173 C or E 6.3 standards and avoid applying excessive lateral force. For best results in tight spaces, choose short bits and ensure the operating sleeve remains free of debris to maintain reliable locking and ejection.