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Primer Days Sale - $0 Hazmat Fee + Free Shipping On $49+ Orders - SHOP NOW

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Gauges & Measuring Tools

46 Items

Headspace Gauges, Calipers, Micrometers & Alignment Tools - 35 Products

We offer a wide selection of gauges and measuring tools (35) designed for precise measurement and alignment in gunsmithing. These General Gunsmith Tools are essential for ensuring accuracy in firearm repairs, modifications, and custom builds, allowing gunsmiths to work with confidence and precision.

Our range includes headspace gauges for checking the safe chamber fit of cartridges in rifles and handguns, a critical step in ensuring the firearm functions properly and safely. Calipers and micrometers provide detailed measurements of small components, ensuring accurate fitting of pins, screws, and other parts. Additionally, we offer alignment tools, perfect for aligning barrels, sights, or other components during assembly. Each tool is built to provide the highest level of accuracy, ensuring that your gunsmithing work is completed to exact specifications.

Shop trusted brands like MANSON PRECISION, FORSTER, BROWNELLS, and CLYMER at Brownells and take advantage of savings on gauges and measuring tools that deliver the precision required for professional gunsmithing and firearm maintenance.

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MITUTOYO - DIGIMATIC CALIPERS MITUTOYO - DIGIMATIC CALIPERS
5 Stars
(5.0)

$239.99

In stock
MITUTOYO - DIGIMATIC MICROMETER MITUTOYO - DIGIMATIC MICROMETER
5 Stars
(5.0)

$234.99

In stock
FORSTER - 5.56 ARMORER'S HEADSPACE GAUGE KIT FORSTER - 5.56 ARMORER'S HEADSPACE GAUGE KIT
5 Stars
(5.0)

$129.99

In stock
IGAGING - DIGITAL DEPTH GAUGE IGAGING - DIGITAL DEPTH GAUGE
5 Stars
(5.0)

$71.99

In stock
MANSON PRECISION - RIMMED CARTRIDGE HEADSPACE GAUGES MANSON PRECISION - RIMMED CARTRIDGE HEADSPACE GAUGES
5 Stars
(5.0)

$54.99 - $59.99

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MANSON PRECISION - RIMFIRE CARTRIDGE HEADSPACE GAUGES MANSON PRECISION - RIMFIRE CARTRIDGE HEADSPACE GAUGES
5 Stars
(5.0)

$54.99

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FORSTER - 7.62 NATO MAXIMUM CHAMBER GAUGE FORSTER - 7.62 NATO MAXIMUM CHAMBER GAUGE
5 Stars
(5.0)

$36.99

In stock
BROWNELLS - HEAT-TREAT THERMOMETER BROWNELLS - HEAT-TREAT THERMOMETER
5 Stars
(5.0)

$35.99

In stock
CLYMER - FIELD HEADSPACE GAUGES CLYMER - FIELD HEADSPACE GAUGES
5 Stars
(5.0)

$33.00

In stock
IGAGING - EZ CAL DIGITAL CALIPERS IGAGING - EZ CAL DIGITAL CALIPERS
5 Stars
(5.0)

$25.99

In stock
BROWNELLS - STRAIGHT THREAD PITCH GAUGE BROWNELLS - STRAIGHT THREAD PITCH GAUGE
5 Stars
(5.0)

$14.99 - $16.99

In stock
LYMAN - DIGITAL CALIPER LYMAN - DIGITAL CALIPER
5 Stars
(4.9)

$42.99

In stock
BROWNELLS - SCREW CHEK'R BROWNELLS - SCREW CHEK'R
5 Stars
(4.9)

$16.49 - $17.49

In stock
CLYMER - GO & NO-GO HEADSPACE GAUGE SETS CLYMER - GO & NO-GO HEADSPACE GAUGE SETS
5 Stars
(4.8)

$72.99 - $99.99

In stock
MERCHANT - THROAT EROSION GAUGE MERCHANT - THROAT EROSION GAUGE
5 Stars
(4.8)

$46.99

In stock
Product badge CLYMER - NO-GO HEADSPACE GAUGES CLYMER - NO-GO HEADSPACE GAUGES
5 Stars
(4.6)

$26.99 - $45.00

$33.00 - $45.00

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BIRCHWOOD CASEY - TRIGGER SCALE BIRCHWOOD CASEY - TRIGGER SCALE
5 Stars
(4.6)

$27.49

In stock
WHEELER ENGINEERING - TRIGGER PULL SCALE WHEELER ENGINEERING - TRIGGER PULL SCALE
5 Stars
(4.6)

$23.99

In stock
MANSON PRECISION - RIMLESS CARTRIDGE HEADSPACE GAUGES MANSON PRECISION - RIMLESS CARTRIDGE HEADSPACE GAUGES
5 Stars
(4.4)

$40.00 - $89.99

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LYMAN - ELECTRONIC TRIGGER PULL GAUGE LYMAN - ELECTRONIC TRIGGER PULL GAUGE
5 Stars
(4.2)

$59.99

In stock
MANSON PRECISION - WALL THICKNESS GAUGE MANSON PRECISION - WALL THICKNESS GAUGE
5 Stars
(4.0)

$149.99

In stock
CLYMER - GO HEADSPACE GAUGES CLYMER - GO HEADSPACE GAUGES
5 Stars
(4.0)

$33.00 - $45.00

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FORSTER - 7.62 MATCH GAUGES FORSTER - 7.62 MATCH GAUGES
5 Stars
(4.0)

$36.99

In stock
LYMAN - MECHANICAL TRIGGER PULL GAUGE LYMAN - MECHANICAL TRIGGER PULL GAUGE
5 Stars
(4.0)

$22.99

In stock
Product badge FORSTER - HEADSPACE GAUGES FORSTER - HEADSPACE GAUGES
5 Stars
(3.9)

$18.89 - $36.99

$30.99 - $36.99

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IGAGING - ORIGINCAL CALIPERS WITH DATA OUTPUT IGAGING - ORIGINCAL CALIPERS WITH DATA OUTPUT
5 Stars
(3.5)

$42.99

In stock
STARRETT - AMERICAN PRIDE MICROMETERS STARRETT - AMERICAN PRIDE MICROMETERS
5 Stars
(2.0)

$189.99 - $219.99

In stock
Product badge IGAGING - EZ DATA MICROMETER IGAGING - EZ DATA MICROMETER
5 Stars
(1.0)

$39.99

$48.99

In stock
FORSTER - .223 HEADSPACE GAUGE 11-PIECE SET FORSTER - .223 HEADSPACE GAUGE 11-PIECE SET
5 Stars
(0.0)

$355.99

In stock
CUSTOM GUNSMITHING, INC. - ARMORER'S/SHOP TRIGGER WEIGHTS CUSTOM GUNSMITHING, INC. - ARMORER'S/SHOP TRIGGER WEIGHTS
5 Stars
(0.0)

$28.99 - $249.99

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BADGER ORDNANCE - CHAMBERING GAGE BADGER ORDNANCE - CHAMBERING GAGE
5 Stars
(0.0)

$93.00

In stock
Products:   –   of 46