Brilliant Tools BT035900 Groove Driver

The Nut Driver Brilliant Tools BT035900 is a bit screwdriver with a 1/4" hexagonal holder and a strong permanent magnet designed to hold common bits securely. Manufactured from chrome vanadium steel and continuously tempered according to DIN/ISO, the tool combines toughness and wear resistance with a 100 mm blade length and an ergonomic handle shaped for precise work and efficient torque transfer. A transverse hole allows hanging or use with an additional lever. The driver weighs approximately 103 g and is suitable for professional and DIY tasks.

Advantages

Chromium-vanadium steel construction and DIN/ISO continuous tempering provide high toughness and resistance to wear. The permanent magnet in the 1/4" hexagonal holder secures bits reliably during work. An ergonomic handle reduces hand strain and enables precise, fatigue-minimized operation. A transverse hole offers flexible hanging and lever combination options. The 10 cm blade length gives good access to recessed fasteners.

Suitable for

• Driving and removing nuts and screws with 1/4" hex bits
• Precision assembly and maintenance tasks
• Professional workshops and home DIY projects
• Working in recessed or confined spaces where a 100 mm blade is beneficial

Key specifications

• Brand: ks tools
• Model / MPN: BT035900
• EAN: 4042146778050
• Blade length: 100 mm (10 cm)
• Drive type: 1/4" hexagonal holder with permanent magnet
• Material: chrome vanadium steel, continuously tempered (DIN/ISO)
• Weight: approx. 103 g

How to use

Select an appropriate 1/4" bit and insert it into the hexagonal holder until the magnet secures it. Apply the driver to the fastener and turn with steady pressure, using the ergonomic handle to transfer torque while minimizing hand fatigue. For stubborn fasteners, use the transverse hole with an additional lever if more leverage is required. After use, clean the bit and blade and store the tool in a dry place to avoid corrosion.

Recommendations

Use compatible 1/4" bits only and avoid excessive impact or prying with the driver to preserve the tempered blade and magnet. Regularly inspect the handle and holder for damage and replace worn bits to maintain secure engagement.