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STARRETT

Since 1880, Starrett has been a manufacturer of tools and instruments used by machinists, as well as tool & die makers. The company is headquartered in Athol, Massachusetts. Read More

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Measuring and Layout ToolsView all

  • Angle Pitch and Slope Locators

    Starrett angle meters feature a high-impact plastic body with a magnetic base to provide hands -ree operation on ferrous surfaces. These meters feature a large, readable scale with readings from 0 to 90 degrees and are used for identifying angles in plumbing, electrical & HVAC applications.

  • Caliper Accessories

    Starrett centre-base and depth attachments are ideal for measuring the centre distance between holes and balancing the calliper during depth measurement of bores and grooves. These tools feature steel construction for withstanding abrasive conditions.

  • Center Gages

    These tools are used to guide thread-cutting tools when machining angular profiles on lathes or grinders. They feature tempered-steel construction with satin chrome finish and are capable of determining 14th, 20th, 24th & 32nd of an inch.

  • Combination Square Sets and Components

    They are designed for angle, length & depth measurements in masonry, metalworking and woodworking applications. Thee units feature steel / tempered steel / hardened steel blades with central / square / protractor heads for accurate readings. They are available in sets of 1, 2, 3 & 4 pieces.

  • Depth Micrometers

    These micrometers are used for measuring the depth of recesses, keyways, holes and slots. They feature a ground, lapped and hardened base & a micrometer head capable of measuring distances in 1-inch increments. They are available in base lengths ranging from 75 mm to 6 inches.

  • Dial Calipers

    Starrett dial calipers are used to make internal, external, depth and step measurements in both inch and metric systems. These calipers have an accuracy of 0.001 inch and are widely used in metalworking, mechanical engineering and machining applications.

  • Dial Indicators

    These dial indicators are used to measure small distances & angles, and translate them into rotational movement of the dial. They are available in graduations ranging from 0.00005 to 0.001 inches in the imperial system and 0.001 to 0.01 mm in the metric system.

  • Digital Calipers

    Starrett digital calipers are used to take measurements in both metric and SAE systems. These units feature an easy-to-read LCD screen. They are available in carbon fibre and stainless steel variants.

  • Drill Point Gages
  • Durometer Tester Accessories

    Includes durometer test block sets containing three rubber test blocks with calibration certificates. Feature a Shore A scale and are used to test the operational status of durometers and find hardness values

  • Edge and Center Finders

    Used to locate spindle centres and working points on drill presses and milling machines easily and accurately. Have tool steel construction and are available in single- & double-end variants

  • Feeler Gauge Sets
  • Gage Blocks/Clamps Surveillance Masters

    Hardened steel gage blocks extensively used in layout and inspection work to set precise dimensions that can be used as a comparative standard for the measurement or calibration of machine tools and manufactured parts. Available in rectangular, round and V-block variants

  • Hardness Testers

    ASTM-compliant benchtop hardness testers used to find the hardness value of various materials, ranging from soft-bearing metals to carbides. Have a stable cast-iron construction and can handle Rockwell Scales A through H and K

  • Height Gauges

    Used to mark the height of workpieces from a reference surface plate with a +/- 0.0015 inch accuracy. Feature hardened stainless-steel construction with cast-iron base, a digital readout LCD display and a lock that holds the slide in a fixed position

  • Hole Drill Bore and Wire Gauges

    Includes various steel taper, hole, drill and wire gages used for measuring diameters of holes and wires. Available in different lengths and measuring ranges

  • Indicator Holders Bases and Stands

    Includes indicator holders, magnetic bases and attachments used for supporting different electronic, dial and plunger indicators and gages. Available in different lengths, diameters and thread sizes

  • Inside Micrometers

    Used to measure inside dimensions of various objects, including the diameter of a hole and the width of a groove. Can measure diameters in 1-inch increments to 0.0001-inch accuracy with 0.00005-inch resolution

  • Micrometer Accessories

    Includes a variety of Starrett micrometer ball attachments, end measuring rods and other contact attachments in different diameters and ranges

  • Micrometer Heads

    Suitable for measuring, adjusting & positioning components in scientific research & automotive maintenance facilities. Sleeve design with distinct figures & staggered lines for easy & precise readability

  • Micrometer Sets

    Designed for measuring thicknesses, diameters & lengths of components in machine shops, inspection departments, tool rooms and automotive service centres. Available in 0.001 & 0.0001 inch resolutions and 3-, 6- & 12-piece set variants

  • Micrometers

    Hand-held tools used to measure dimensions in 1-inch increments to 0.0001-inch accuracy. Available in mechanical and electronic variants

  • Parallels

    Ideal for levelling workpieces and checking the size of slots & openings on grinding & milling machines, planers, shapers and drill presses. Feature sliding parallels for smooth & easy adjustment. Available in 5/16 & 9/32 inch width variants

  • Pin Vises

    Tool holding devices used for holding small items like wires, reamers, scriber points, taps and drills. Available in knurled steel and octagonal PVC handle variants

  • Precision Measuring Accessories

    Includes surface plate stands as well as storage and carrying cases to protect and store various Starrett precision tools. Also includes adapters, cables and extensions

  • Precision Measuring Tool Kits

    Designed for measuring internal / external diameters, widths & lengths of industrial components. Available in friction & ratchet thimble variants

  • Precision Steel Squares

    Suitable for measuring & marking workpieces in woodworking, fabrication and construction applications, as well as checking the squareness of machined components. Cast iron / tool steel / stainless steel construction for durability. Available in 1-, 2- & 4-piece options

  • Protractors

    Used for setting bevels, transferring angles, checking cutter clearances and small squaring tasks. Selected models feature dual laser engraved scales for easy readability. Available in aluminium, plastic and tool steel options

  • Radius Gages

    Integrated with 5 different gaging surfaces for measuring both convex & concave radii. Feature steel construction for durability

  • Rules and Straight Edges

    Includes various gages, rulers and straight edges with easy-to-read graduations and options in 10 SAE and 8 metric graduation styles. Available in different lengths, thicknesses and widths

  • Screw Pitch Gauges

    Ideal for measuring pitch / lead of screw threads during inspection services in production lines. Feature a folding leaf design for preventing damages caused by accidental impacts. Available in steel & tool steel options

  • Scribers and Probes

    Used to mark metal surfaces for machining applications. Finely tapered hardened steel / carbide tip for precise markings and a hexagon head (on selected models) for preventing rolling. Available in 6, 9 & 12 inch length variants

  • Specialty Levels

    Come integrated with an involute groove for reliable seating over round workpieces & surfaces. Ideal for levelling workpieces in construction, machining and fabrication applications. Available in 2.5 to 15 inch length options

  • Specialty Micrometers

    Used for accurately measuring the thickness of different metal parts. Include various mechanical and electronic micrometers, such as blade, can seam, disc, hub and various anvil micrometers, with 0.0001-inch accuracy and 0.00005-inch resolution. Available in flat, round, blade and V-shaped variants

  • Spring Calipers and Dividers

    Used by tool makers and mechanics for making precise measurements in their layout work and transferring measurements from workpiece to a measuring instrument

  • Surface Plate

    Includes various granite surface plates, such as angle plates, cubes and parallels, used to provide a reference plane for quality control and inspection work. Available in different thicknesses

  • Telescoping Gage Sets
  • Thickness Gages

    Includes a complete range of Starrett thickness gages, such as dial, digital and taper / wire thickness gages, in different depths, materials and resolutions

  • Vernier Calipers

    Ideal for measuring widths & external / internal diameters in laboratories, manufacturing plants and production lines. Stainless-steel construction for wear minimisation. Available in polished steel & satin chrome finish options

Punches Chisels and Hand DrillsView all

  • Center Punches

    Automatic / manual centre punches featuring hardened and tempered steel construction with knurled finger grips ideal for marking the target zone on metal / wooden surfaces before hole drilling. Available in tool steel, high-carbon steel & steel materials

  • Hand Held Punches

    One- and two-piece drive pin punches used to install and remove pins without damaging the pin or hole. Available in different tip sizes and lengths

  • Punch and Chisel Sets

ClampsView all

  • Band Clamp Tools

    Designed to handle angular and radial misalignment of workpieces when installing shafts on compressors, pumps and motors. Selected models come equipped with indicators and carrying cases

About Starrett

Starrett manufactures measurement instruments, precision tools and hand tools. The company's precision tool range includes micrometres, callipers, rulers, protractors, levels, gages, dial indicators, surface plates, squares and vises. The Starrett micrometre catalogue comprises a wide variety of mechanical, digital / electronic, depth and inside micrometres, which are used to measure dimensions in 1-inch increments to 0.0001-inch accuracy. Starrett also manufactures Vernier, dial, digital and spring callipers for taking measurements in the metalworking, forestry and woodworking industries. Starrett dial indicators translate small linear distances into rotational movements. They are available in graduations ranging from 0.001 mm to 0.01 mm in the metric system and from 0.00005 inches to 0.001 inches in the imperial system. Starrett miter protractors are used for direct & comparative measurement of angles and are available in manual, digital, miter & universal-bevel variants. These tools are widely used by machinists, toolmakers and quality inspectors for setting bevels, transferring angles or checking cutter clearances. Choose from a wide range of these Starrett tools, including hardness testers & tachometers, on Raptor Supplies.

Things To Consider

Shipping

These Starrett tools are small in size and require compact packaging. Hence, they are delivered in packs consisting of several pieces. These tools are suitable for courier shipment and not air freight.

Starrett Competitive Advantages

Bi-Metal Unique Saw Technology

This patented process developed by Starrett provides 170% more weld contact with saw teeth. Additionally, blades will resist tooth slippage, resulting in a significant reduction in fracture and breakage. Two strips of wires are joined to the backing steel through a solid-state diffusion bond, providing multi-edge cutting performance that results in hassle-free cutting and long blade life.

Frequently Asked Questions

How accurate are Starrett dial indicators?

Dial indicators convert linear distances into rotational movement that measures dimensions up to 4 inches, with an accuracy of 0.0001 inches. They are usually mounted to a magnetic base or another Starrett fixture.

How do you read a Starrett dial indicator?

  • Mount your dial indicator on a stand.
  • Turn the outer dial face until the hand points to 0.
  • Begin displacing your spindle.
  • Check for errors at half revolutions.
  • Begin to reverse your revolutions.
  • Take five measurements of the same item.
  • Look at the faces on your dial indicator.
  • Measure how long your spindle is.
  • Identify measurement marks.
  • Press the spindle against the item to be measured.
  • Count the marks displaced on the small gauge & calculate the measurement.
  • Count the marks displayed on the large gauge & calculate the measurement.
  • Take both these gauge measurements and add them.

How do you calibrate a Starrett micrometer?

Place the setting bar between the measuring faces. Once the ratchet clicks, gently turn the thimble. Turn the sleeve gently until the thimble zero and sleeve index are aligned, and place the spanner in the hole. The Starrett micrometer is now calibrated.

What is the difference between the graduations on an outside micrometer and a depth micrometer?

Both regular outside and depth micrometers have the same spindle and graduations, but the graduation order for depth micrometers is reversed. Digital depth micrometers have better resolution than conventional line-graduated depth micrometers.

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