Section 24.—CUTTING TOOLS.

(See also [p. 64].)

[2041]. Pin borer, for cutting out circular blanks with a central hole, such as washers, &c.

[2042]. Wobbling circular saw to cut dovetail grooves.

[2043]. Expansive facing, or boring pin bit.

[2044]. Revolving cutter, with adjustable inserted circular cutter.

[2045]. Inserted circular saw teeth, easily sharpened, reset, or replaced.

[2046]. Chain cutter.

[2047]. Hollow taper bung borer. Bores a taper hole by enlarging a plain hole bored by an ordinary bit.

[2048]. Square hole boring bit, for wood. A square chisel containing a twist borer.

[2049]. Turning tool for metal. Front tool.

[2050]. Turning tool for metal. Knife tool.

[2051]. Chasing tool for V threads.

[2052]. Turning tool for metal. Screw tool for square thread.

[Larger plate.]

[2053]. Turning tool for metal. V tool.

[2054]. Turning tool for metal. V tool for inside threads.

[2055]. Turning tool for metal. Side tool for square shoulders.

[2056]. Turning tool for metal. Side tool for square shoulders, right hand.

[2057]. Turning tool for metal. Boring tool.

[2058]. Turning tool for metal. Boring tool for square shoulders.

[2059]. Turning tool for metal. Boring tool for square shoulders.

[2060]. Hand planing tool for soft metals—lead, pewter, &c.

[2061]. Hand planing tool for wood, with the grain.

[2062]. Hand planing tool for wood, end grain.

[2063]. Paring gouge for wood.

[2064]. Hollowing gouge for wood.

[2065]. Cross grooving plane. Has two cutters, one to mark the cut on each side, the other to plane out the shaving.

[2066]. Tool for cutting circular holes in wrought-iron plates; guided chisel and hammer. The “Sundale” patent.

[2067]. Hollow cone paring tool for pointing pins, lead pencils, &c.

[2068]. Tool head for a drilling machine, with three or four hinged drill holders.

[2069] and [2070]. Adjustable boring bits.

[2071] and [2072]. Bottoming or rose drills.

[2073] and [2074]. Cylinder and fluted drills for enlarging and finishing holes.

[Larger plate.]

[2075]. Compound cylinder drill, fluted, and provided with oil channel.

[2076]. Boring bar head.

[2077]. Tool holder for lathe, shaper, or planer tools.