10PCS 65mm Magnetic Magnetic Nut Driver Set 1/4 Inch Hex Shank PH2 Magnetic Phillips Cross Screw Screwdriver Bits Set Electric Power Driver Bit Set Gift for Machinist

[Specifications] For drywall screws automatically sets screws to proper depth in drywall these are designed to be used with any power drill or cordless drill includes depth stop to limit screw penetration damage to board. [Parameters] 1/4 hex shank approx 1/4 diameter total Length: Approx 65mm. [Wide application] Suitable for plasterboard screws locating and as drywall dimpler bbits can matching with any power drill and cordless drill for normal usage. Depth stop design can limit screw penetration and damage to board more useful easy to install the drywall screws good decoration tools. [Material] Made of chromium molybdenum steel hardness to HRC65 the overall high temperature quenching high hardness rustproof solid and durable. Color: as pictured Contents of delivery: 10x single-head magnetic coil bits