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2. Milwaukee Tool - Wikipedia

   en.wikipedia.org/wiki/Milwaukee_Tool

   The tools produced include corded and cordless power tools, hand tools, pliers, hand saws, screwdrivers, utility knives, impact drivers, and more. Primary Milwaukee Tool product lines include the M12, M18, MX FUEL, and PACKOUT tool, equipment, and tool storage systems.

3. Impact driver - Wikipedia

   en.wikipedia.org/wiki/Impact_driver

   A manual impact driver (for use with hammer) with screwdriver bits and adapters. An impact driver is a tool that delivers a strong, sudden rotational force and forward thrust. The force can be delivered either by striking with a hammer in the case of manual impact drivers, or mechanically in the case of powered impact drivers. Impact driver ...

4. Robertson screw - Wikipedia

   en.wikipedia.org/wiki/Robertson_screw

   The internal-drive square socket for screws (as well as the corresponding triangular socket drive) had been conceived several decades before the invention of the Robertson screw and driver. An earlier patent covering both square-socket- and triangle-socket -drive wood screws, U.S. patent 161,390 , was issued to Allan Cummings of New York City ...

5. List of screw drives - Wikipedia

   en.wikipedia.org/wiki/List_of_screw_drives

   In Japan, the male sizes are often designated as DTC-20, DTC-27, DTC-40 (discontinued) and DTC-45 corresponding to a respective screw head size of 3.2 mm, 4.6 mm, 6.4 mm and 7.7 mm; with the size of the screw measured across the widest portion of the mating part of the head. The most common sizes in use for consumer electronics are DTC-20 and ...

6. Screwdriver - Wikipedia

   en.wikipedia.org/wiki/Screwdriver

   Proper use requires that the screwdriver's tip engage the head of a screw of the same size and type designation as the screwdriver tip. Screwdriver tips are available in a wide variety of types and sizes (List of screw drives). The two most common are the simple 'blade'-type for slotted screws, and Phillips, generically called "cross-recess ...

7. Torque screwdriver - Wikipedia

   en.wikipedia.org/wiki/Torque_screwdriver

   Pneumatic tools require a constant pressurized air source. Torque for this type of torque screwdriver ranges from 0.17 N⋅m (1.5 in lb) to 30 N⋅m (265 in lb), and speeds range from 800 to 2600 rpm. These tools must be near their compressed air source, not a problem in manufacturing but less suitable for general maintenance.