Robertson square drive bit

Square Robertson screwdriver bits - Overall length=50 mm Shank Diameter=1/4 inch hex  - Dimensions: D=3/32 inch

Trend SNAP/SQ/123: 3-piece square bit set in silver; Bahco COFIT: 100mm Robertson screwdriver with square tip.

The Trend Snappy Long Series SQ2 No. 2 Screwdriver Bit offers a 150mm long, durable solution for tightening or loosening square-head screws. Made with precision engineering, it ensures efficient and secure fastening.

Robust 49 mm R1 Robertson bits in a set of three, each with an extra‑hard alloy tip for deep, precise fastening. The flat‑head design delivers maximum torque and a secure fit on square‑shank screws.

Premium Wiha 7018 Z Robertson screwdriver bit, 2x25mm in durable chromium-vanadium steel for precise fit & long-lasting performance. Ideal weight at 5.4g

The Bosch PRO Robertson Impact Bit R2, 150 mm, offers precise square‑drive performance for demanding fastening tasks. Hardened steel construction resists wear, and its ergonomic shaft delivers a firm grip under high‑impact conditions.