Tag Archives: Wera 851/4 BTZ BiTorsion Extra Tough Phillips Screwdriver Bits

Wera 851/4 BTZ BiTorsion Extra Tough Phillips Screwdriver Bits

BiTorsion bits for Phillips screws with elastic Torsion zone – where kinetic energy is diverted from peak loads – and softer BiTorsion zone to prevent the bit tip from twisting under peak loads. This greatly extends the product service life. Tough viscous for universal use; ¼” hexagon, suitable for holders as per DIN ISO 1173-F 6.3. Features and Benefits:
: For Phillips screws
: BiTorsion zone to absorb peak loads
: Considerable reduction in the risk of breakage, significant increase in service life
: Ductile and tough for hard materials
: 1/4″ hexagon drive (Wera connecting series 4) Contents: 851/4 BTZ bits, PH 1 x 50 mm