Ruuvimeisselin kärki Wera 851/4 Z

The Wera 851/4 Z screwdriver bit is a high-quality Phillips PH 2 bit with a 70 mm length and a 1/4" hex shank. It is manufactured for durability and accurate engagement with Phillips screws, suitable for general-purpose screwdriving tasks and compatible with 1/4" bit holders conforming to DIN ISO 1173-F 6,3.

Advantages

This bit is made from a tough, wear-resistant steel for extended service life and reliable torque transfer. The precise Phillips tip reduces cam-out and ensures consistent engagement, while the standardized 1/4" hex shank allows use with a wide range of holders and drivers.

Suitable for

• Screwing and unscrewing Phillips PH 2 screws
• General maintenance and assembly tasks
• Use with cordless and corded screwdrivers, bit holders and impact drivers compatible with 1/4" hex shanks

Key specifications

• Type: Phillips (PH 2)
• Length: 70 mm
• Shank size: 1/4" hex (6.3 mm) compatible with DIN ISO 1173-F 6,3
• Material: hardened, wear-resistant steel
• Brand: Wera
• MPN: 05 059770 001
• EAN: 2050000317200

How to use

Insert the 1/4" hex shank of the bit into a compatible bit holder or screwdriver chuck until it locks. Position the Phillips tip in the screw head and apply steady axial pressure while turning the driver. Use appropriate torque settings on powered drivers to avoid over-tightening. After use, store the bit in a holder or case to protect the tip from damage.

Recommendations

For best results, match the PH 2 tip to the correct screw size and avoid excessive side loading. Replace the bit when the tip shows visible wear to maintain secure engagement and prevent damage to screw heads.