The Wera 10 Piece Bit-Check Torsion Screwdriver Bit and Holder Set is a compact, well-organised bit set designed for tradespeople and contractors who need a reliable, versatile selection of screwdriving bits to hand at all times. The Torsion design is a key differentiator here — each bit is engineered with a flex zone that absorbs peak torque loads, reducing the risk of premature wear and snapping under pressure. Combined with Wera's tough viscous steel construction, these bits are built to withstand the demands of daily professional use across Pozidriv, Phillips, and slotted applications. The set is housed in Wera's signature Bit-Check case, which holds each bit upright for instant identification and easy selection. Bits not in use are simply returned to the case, keeping the set complete and preventing losses on site. The compact format slips easily into a shirt or jacket pocket, making it ideal for electricians, joiners, and general contractors working across multiple tasks. The included Rapidaptor universal bit holder features a strong permanent magnet and quick-release chuck, accepting all standard ¼" hex shank bits to DIN ISO 1173-C 6.3. It is compatible with power screwdrivers and standard power drill chucks, offering genuine flexibility on the job. Features and Benefits: • Torsion bit design absorbs peak torque to reduce premature wear and breakage • Rapidaptor holder for fast, tool-free bit changes with a secure magnetic hold • Upright bit positioning in the Bit-Check case for instant identification • Compact case fits in a shirt pocket for convenient on-site portability • Covers Pozidriv, Phillips, and slotted drive types for versatile everyday use • Compatible with power screwdrivers and drill chucks via ¼" hex shank Contents: 1x 889/4/1 K Rapidaptor Universal Bit Holder: 1/4" x 50mm 3x 855/1 TZ bits: PZ 3x25mm, PZ 2x25mm, PZ 1x25mm 3x 851/1 TZ bits: PH 3x25mm, PH 2x25mm, PH 1x25mm 3x 800/1 TZ bits: 1.2x6.5x25mm, 1x5.5x25mm, 0.8x5.5x25mm