Wera 871/1 Torq-Set® Mplus Bit 1/4"x25mm 066633 vendor_BAILEY They are the ideal solution

They are the ideal solution where general surveillance of a broad area is required

but gently

The  comes with a carrying case

The Desco Analog Surface Resistance Test Kit is a portable battery-powered instrument designed to measure resistance point-to-point (RTT) and surface to ground (RTG)

For a 1-part alternative use 9410 or 9400

Wera 871/1 Torq-Set® Mplus Bit 1/4"x25mm 066633 vendor_BAILEY They are the ideal solutionOverview High quality bits for TORQ SET screws. The stronger flanks when compared with the conventional TORQ SET profile result in 70% more breaking torque and thereby enhanced durability whilst at the same time providing a perfect fit in the screw head. Tough viscous for universal use. " hexagon, suitable for holders as per DIN ISO 1173 D 6. 3. TORQ SET Mplus Wera developed the Mplus profile with stronger flanks compared with tools with a