Hex Bit Professional 90 mm, 4.0 mm, 1/4" E6,3 - Wiha 39181

The Wiha Bit Professional 7043Z with 4.0 mm hex drive is designed for reliable torque transfer on Allen screws. The combination of 90 mm length and through-hardened chrome-vanadium steel makes it a versatile tool for assembly and maintenance work.

Benefits

• Through-hardened chrome-vanadium steel for high wear resistance
• 90 mm length reaches deep-set screws and hard-to-access positions
• 1/4" E6,3 drive to DIN 3126 and ISO 1173 - universally compatible
• 4.0 mm across flats suits frequently used hex sizes in mechanical engineering

Technical data

• Profile: Internal hexagon (hex), 4.0 mm
• Overall length: 90 mm
• Drive: 1/4" E6,3 (DIN 3126, ISO 1173, style E 6.3)
• Dimensions: 90 x 7 x 6 mm (L x W x D)
• Material: Chrome-vanadium steel, through hardened
• Standard: DIN ISO 2351-3

Applications

Suitable for all types of screw fastening in trade and industry. Compatible with 1/4" bit holders, screwdrivers and power drivers. Made in Germany.