What screw sizes and types can this Tivoly bi‑torsion diamond bit accommodate?

It is sized for Pozidriv screws with head diameters between 3.5 mm and 5 mm, typically corresponding to a #2 Pozidriv size, and is not intended for Phillips, Torx, or other screw head profiles.

Is this bit compatible with standard 1/4‑inch hexagonal screwdriver handles?

Yes, the bit features a 1/4‑inch hex shank, allowing it to fit most quick‑change chucks on drills, impact drivers, and manual screwdriver handles that accept that standard size.

Are there any safety precautions when using this bi‑torsion bit for high‑torque applications?

Users should avoid exceeding the recommended torque, ensure the bit is fully seated before applying force, use a compatible driver to prevent slippage, and wear eye protection because the sharp bi‑torsion edges can break off or slip if misaligned.

Tivoly • 2

Embout De Vissage Pour Vis Pozidriv 2 Diamant Bi-torsion, Diam 3,5-5 Mm

Hardware

Product Insights

The Tivoly bi‑torsion diamond screwdriver bit is designed for Pozidriv screws with a diameter range of 3.5–5 mm, offering enhanced torque transfer and a precise fit for medium‑size fasteners. Made from heat‑treated steel, it provides good durability but its specialized bi‑torsion profile may not be ideal for very high‑torque or large‑diameter screws and requires a compatible 1/4‑inch hex shank driver. It is sold in packs of two at Leroy Merlin, making it a practical addition for DIY enthusiasts while the limited quantity may reduce value for professionals needing larger stock.

Comparative Analysis

Unlike standard straight Pozidriv bits, this bi‑torsion diamond bit delivers superior grip on 3.5–5 mm screws, positioning it as a specialized tool for precision assembly rather than heavy‑duty fastening.

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