(a) This grinder has a 10-inch-diameter swing and 24 inches between head and footstock. It is driven by a 3⁄4-hp, 3-phase, 60-cycle, 208-volt motor and has attachments for all forms of milling cutters, taps, and reamers. (See fig. [32].)
(b) For grinding, this machine is run by a 1⁄8-hp, 1-phase, 60-cycle, 110-volt motor, and has 3-inch to 8-inch wheels for dressing and grinding.
(11) Pedestal grinder. This grinder for tool sharpening operates at 1,750 rpm and is driven by a 3-phase, 208-volt, 60-cycle motor. The grinding wheels are 14 inches in diameter and 21⁄4 inches in thickness. (See fig. [33].)
(12) Power hacksaw. This power hacksaw is used for metal sawing and has a blade-cooling system for high-speed cutting. Its capacity is 9 by 9 inches, it has 3 speeds, and is driven by a 3-phase, 60-cycle, 208-volt motor. It comes equipped with 24 molybdenum steel blades. (See fig. [34].)
(13) Miscellaneous machine-shop equipment. Miscellaneous machine-shop equipment includes small hand and electric drills, bench lathe, portable grinders, electric soldering sets, hydraulic press, chain-saw sharpener, mechanic and master mechanic tool sets, jacks, vises, and tap and die sets.
c. Blacksmith shop.
(1) The blacksmith shop is adjacent to the machine shop and is equipped to handle all smithing operations. These operations include heating for forging, annealing, hardening, and tempering metals. (See fig. [35].)
(2) The forge has an electric blower, and the hood mounted over it has an exhaust fan to expel fumes and smoke from the forge.
(3) For working metal, there is a pneumatic, 200-pound forging hammer. (See fig. [36].) This hammer is of the self-contained type and the blacksmith can operate it and manipulate the work between the dies at the same time.
(4) Other blacksmith equipment in the shop include engineer blacksmith equipment set No. 1, sledges, tongs, and swages.