Download Millwright Level 1: Millwright Hand Tools (15102-06) Exam Questions and Answers 100% score and more Exams Engineering in PDF only on Docsity!
(15102-06) Exam Questions and
Answers 100% score Latest update 2026
Type of pipe wrench that com in various sizes to handle pipe up to 18 inches in diameter. - correct answer ✅Chain Wrench Type of pipe wrench that are often used on pipe or round material that is too hard for pipe or chain wrenches to grip and on finished surfaces that pipe wrenches or chain wrenches would mar. - correct answer ✅Strap Wrench Made for specific purpose, they are usually either furnished with the tool or equipment that they are used on or are offered as service items. - correct answer ✅Spanner Wrenches A taper gauge consists of a solid shaft-shaped bar with a tapered section that is used to measure the inside diameters of tapered holes. They are also used on steam and gas turbines to take wheel readings. Taper gauges are precision instruments and are very fragile. When not in used, the gauge should be wrapped in an oily cloth to prevent rust and stored in a place where other tools and materials will not be
(15102-06) Exam Questions and
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thrown or dropped on it. Once a gauge is damaged, it is of not further use. - correct answer ✅Taper Gauges Pipe cutters are used to cut steel, brass, copper, and iron pipe. There are various sizes of pipe cutters for different size pipe. - correct answer ✅Pipe Cutters Tubing cutters closely resemble pipe cutters and are used in the same way. Tubing cutters are used to cut thin-wall iron, brass, steel, copper, and aluminum tubing. There are various sizes of tubbing cutters for different size tubing. - correct answer ✅Tubing Cutters Honing stones are used for a variety of purposes, including surface conditioning and tool sharpening. Honing stones belong to one of two groups: natural and artificial. They are made in various grains: coarse, medium, fine, and very fine, and various shapes: square, triangular, rectangular, round, mounted rectangular, and round edge slip. Honing stones are
(15102-06) Exam Questions and
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Used to sharpen a knife or tools requiring a very sharp, razor-like edge. - correct answer ✅Fine Honing Stone Putty knives are used to scrape off gaskets, glue, sealer, and other substances when cleaning pipe flanges and other machinery and equipment. Putty knives have a wide, square blade and are available in many different lengths and widths. - correct answer ✅Putty Knives / Scrapers A drift pin is a round steel piece that is tapered on one end. A barrel (alignment) pin is a drift pin that is tapered on both ends. Drift pins and barrel pins are used to align bolt holes when connecting flanges, structural steel, and other holes in mating surfaces. Drift pins and barrel pins come in various sizes to fit different size bolt holes. - correct answer ✅Drift Pins Dead-blow mallets and rawhide mallets are used whenever using steel hammers would deface the work. Other types of mallets are made of lead, brass,
(15102-06) Exam Questions and
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wood, leather, plastic, or rubber. Never use your mallet to drive nails. Mallet faces are designed to shape, bend, or force metal parts together and form light gauge metals without marring or damaging them. - correct answer ✅Mallets Small pliers used to cut wire, cotter pins, and other items made of light materials that are inaccessible with other types of cutters. Since the cutting edges are diagonally offset approximately 15 degrees, they are also used to cut small objects close to a surface. - correct answer ✅Diagonal Cutters Tin snips work like scissors. They are used to cut light- gauge sheet metal where the shape, position, or location prevents the use of power metal-cutting tools. Tin snips are made in a variety of configurations for specific jobs. Yellow handle: Straight cut Green handle: right cut
(15102-06) Exam Questions and
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Pipe taps are used where extremely tight fits are necessary, as with pipe fittings. The diameter of the tap from end to end of the threaded portion is tapered at the rate of 3/4 inch per foot. - correct answer ✅Pipe taps Used to cut external threads in materials such as metal, plastic, and hard rubber. Made in variety of shapes and sizes and are solid or adjustable. - correct answer ✅Dies Will only cut American Standard Pipe Threads - correct answer ✅Pipe Dies (die nuts) used for repairing damaged or rusty threads on bolts or screws. They are usually hexagon-shaped and can be turned using any type of wrench that will fit. - correct answer ✅Rethreading Dies
(15102-06) Exam Questions and
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Adjusted by a screw in the die. - correct answer ✅Screw Adjusting Dies Adjusted by three screws in the die holder. - correct answer ✅Open adjusting Dies Adjusted by set screws and held in ordinary or ratchet die-stocks. - correct answer ✅Two-piece Rectangular Dies Also known as screw pitch gauges, are used to measure the pitch of threaded fasteners. Thread gauges can be used to measure both external and internal threads. A thread gauge is a thin, flat metal blade that has teeth that correspond to standard thread sections. Thread gauges usually come in sets of several sizes, held together by a screw. - correct answer ✅Thread Gauges Scribers are sharp, pointed, pencil-like tools used to mark lines on a sheet or plate metal. They are usually made of 3/15-inch round tool steel and vary in length
(15102-06) Exam Questions and
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from the cylinder wall as the hone turns. - correct answer ✅Cylinder Hones Made to grip the gears or bearings in a way that will not damage them. Gear pullers apply force to the gear or bearing in a straight and even motion. Pullers are usually made of tool steel and have two or more interchangeable, reversible jaws and a pressure bolt mounted in the middle of a yoke. Gear pullers come in various styles and sizes for different applications. - correct answer ✅Gear Pullers A packing puller is used to remove packing material from valves, pumps, and some motors. There are several types of packing pullers. Some pullers resemble a pick with a curved point. Other types are flexible and have a corkscrew-like end on them. Special care must be taken when using a packing puller to prevent scarring the valve stem, pump shaft or stuffing box. - correct answer ✅Packing Puller
(15102-06) Exam Questions and
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Reamers are used to enlarge and true holes and to make a hole a specific size. A reamer consists of three parts: the body, the shank, and the cutting blades. Reamers are available in standard sizes, as well as in size variations of 0.001 inch for special work. Shank: Has a square end that allows the reamer to be turned with a wrench. Blades: Made of hardened steel and are supported by the body of the reamer. The hardened blades of a reamer are brittle and fragile. - correct answer ✅Reamers Used for close inspection of areas that cannot be seen directly. They come in a variety of sizes and may be rectangular or round. The mirror is attached to the end of a rod and may be fixed or adjustable. - correct answer ✅Inspection Mirrors Retaining ring pliers are used to remove and install retaining rings from shafts, rods, and spindles. Some retaining ring pliers come with interchangeable jaws (internal/external). - correct answer ✅Retaining Ring Pliers
(15102-06) Exam Questions and
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A feeler gauge is used to measure clearance between parts. - correct answer ✅Feeler Gauge Equipment manufacturers make a variety of bars to help in moving and aligning heavy equipment. - correct answer ✅Bars One end of the bar is pointed so it can be used in aligning flanges, can be up to 36 inches long. (millwrights typically use a 24-inch bar) - correct answer ✅Sleever Bar One end of the bar is pointed so it can be used in aligning flanges, and to roll up equipment so that shims can be placed under it. - correct answer ✅Alignment Bar To line up two or more parts. - correct answer ✅Align
(15102-06) Exam Questions and
Answers 100% score Latest update 2026
A sharp, ragged edge produced by cutting sheet metal. - correct answer ✅Burr The width of a circle. The measurement from side to side. - correct answer ✅Diameter Projecting rims or collars on pipes used to hold them in place, give them strength, or attach them to something else. - correct answer ✅Flanges Surface damage on mating, moving metal parts that is caused by friction. - correct answer ✅Galling Number of threads per inch on bolts, screws, and threaded rods. - correct answer ✅Pitch
