Wera Tools 851/4 J Bits
High quality bits, optimised for Asian PH screws. In particular, for applications with very small dimensions pursuant to the Japanese Camera Industrial Standard. Tough viscous for universal use. 1/4" hexagon, suitable for holders as per DIN ISO 1173-F 6.3.
- For Phillips screws
- Optimised for Japanese Phillips
- Tough for hard materials
- 1/4" hexagon drive (Wera connecting series 4)

Wera Tools 851/4 J Bits
Product guide
Everything you need to know.
Clear product information, specifications and practical details to help you buy with confidence.
Ask about this productWera Tools 851/4 J Bits
High quality bits, optimised for Asian PH screws. In particular, for applications with very small dimensions pursuant to the Japanese Camera Industrial Standard. Tough viscous for universal use. 1/4" hexagon, suitable for holders as per DIN ISO 1173-F 6.3.
- For Phillips screws
- Optimised for Japanese Phillips
- Tough for hard materials
- 1/4" hexagon drive (Wera connecting series 4)
Need a compatibility check?
Send us your bike details before ordering.
Message us with a photo of your bike and what you want to achieve. We will help you check fit and compatibility.

