JBO | Authorised UK Distributor
JBO Thread Plug Gauges

Metric Fine Go/No-Go

These plug gauges play a crucial role in ensuring accurate and reliable measurements of threaded holes in various industries. With their meticulous design and precise dimensions, they enable efficient inspection of threaded components, verifying their compliance with required standards and specifications. Crafted from high-quality materials like hardened steel, the JBO Plug Gauges (GO) - Metric Fine offer exceptional durability and resistance to wear, ensuring long-lasting performance in demanding work environments. Their user-friendly design allows for easy identification of properly threaded holes, aiding in quality control processes and precision engineering.

Starting from
£69.44
inc. VAT
In this range
250
products
In stock now
0
ready to dispatch
Browse all 250 products

Click any SKU to view full product details, specifications and datasheets.

Product SKU Size Pitch Price Stock Order
JBO-512114 M33 1 £169.85 5 days
JBO-516792 M34 1 £171.99 5 days
JBO-514470 M35 1 £186.94 5 days
JBO-512149 M36 1 £186.94 5 days
JBO-512161 M38 1 £204.04 5 days
JBO-512210 M40 1 £215.78 5 days
JBO-511676 M10 1.25 £89.42 5 days
JBO-511713 M12 1.25 £94.97 5 days
JBO-511754 M16 1.25 £111.09 5 days
JBO-511718 M12 1.5 £69.44 5 days
JBO-511759 M14 1.5 £74.26 5 days
JBO-511772 M15 1.5 £101.49 5 days
JBO-511806 M16 1.5 £77.68 5 days
JBO-511819 M17 1.5 £137.80 5 days
JBO-511837 M18 1.5 £82.37 5 days
JBO-511920 M20 1.5 £88.66 5 days
JBO-511951 M22 1.5 £106.41 5 days
JBO-511978 M24 1.5 £114.31 5 days
JBO-511990 M25 1.5 £116.44 5 days
JBO-512000 M26 1.5 £120.71 5 days
JBO-512018 M27 1.5 £123.93 5 days
JBO-512030 M28 1.5 £127.12 5 days
JBO-512085 M30 1.5 £138.88 5 days
JBO-512103 M32 1.5 £142.07 5 days
JBO-512118 M33 1.5 £146.34 5 days
JBO-512131 M34 1.5 £169.85 5 days
JBO-512138 M35 1.5 £151.69 5 days
JBO-512151 M36 1.5 £155.96 5 days
JBO-512163 M38 1.5 £168.78 5 days
JBO-512214 M40 1.5 £177.34 5 days
JBO-511844 M18 2 £100.96 5 days
JBO-511924 M20 2 £104.27 5 days
JBO-511957 M22 2 £114.31 5 days
JBO-511982 M24 2 £116.44 5 days
JBO-514267 M25 2 £124.99 5 days
JBO-512004 M26 2 £129.26 5 days
JBO-512022 M27 2 £128.20 5 days
JBO-512033 M28 2 £138.88 5 days
JBO-512091 M30 2 £139.94 5 days
JBO-512107 M32 2 £148.50 5 days
JBO-512121 M33 2 £149.56 5 days
JBO-512154 M36 2 £160.23 5 days
JBO-521113 M38 2 £183.75 5 days
JBO-512174 M39 2 £183.75 5 days
JBO-513465 M40 2 £193.35 5 days
JBO-514143 M2 0.25 £262.79 5 days
JBO-513132 M2.5 0.25 £253.18 5 days
JBO-512051 M3 0.25 £253.18 5 days
JBO-513713 M3 0.35 £168.78 5 days
JBO-512070 M3.5 0.35 £168.78 5 days
JBO-514398 M4 0.35 £159.18 5 days
JBO-512196 M4 0.5 £124.99 5 days
JBO-514083 M5 0.5 £121.77 5 days
JBO-512272 M6 0.5 £120.71 5 days
JBO-512322 M8 0.5 £127.12 5 days
JBO-514341 M10 0.5 £142.07 5 days
JBO-514631 M11 0.5 £163.45 5 days
JBO-514328 M12 0.5 £154.90 5 days
JBO-516917 M13 0.5 £182.67 5 days
JBO-513088 M14 0.5 £173.07 5 days
JBO-512278 M6 0.75 £86.96 5 days
JBO-512296 M7 0.75 £87.60 5 days
JBO-514632 M8 0.75 £84.50 5 days
JBO-517211 M9 0.75 £101.91 5 days
JBO-511660 M10 0.75 £91.87 5 days
JBO-517212 M11 0.75 £104.16 5 days
JBO-517214 M12 0.75 £101.27 5 days
JBO-517213 M13 0.75 £113.23 5 days
JBO-511740 M14 0.75 £107.90 5 days
JBO-516771 M16 0.75 £115.37 5 days
JBO-514661 M22 0.75 £154.90 5 days
JBO-512332 M8 1 £76.39 5 days
JBO-512358 M9 1 £83.01 5 days
JBO-511665 M10 1 £80.55 5 days
JBO-514205 M11 1 £86.52 5 days
JBO-511704 M12 1 £87.51 5 days
JBO-514005 M13 1 £102.76 5 days
JBO-513384 M14 1 £92.84 5 days
JBO-511767 M15 1 £106.52 5 days
JBO-511794 M16 1 £98.71 5 days
JBO-514668 M17 1 £114.31 5 days
JBO-511830 M18 1 £105.65 5 days
JBO-511850 M19 1 £128.20 5 days
JBO-511912 M20 1 £111.09 5 days
JBO-514662 M21 1 £147.42 5 days
JBO-511944 M22 1 £123.93 5 days
JBO-514663 M23 1 £153.83 5 days
JBO-511973 M24 1 £131.39 5 days
JBO-513153 M25 1 £155.96 5 days
JBO-513451 M26 1 £155.96 5 days
JBO-514664 M27 1 £165.58 5 days
JBO-514665 M28 1 £165.58 5 days
JBO-514666 M29 1 £186.94 5 days
JBO-512080 M30 1 £164.51 5 days
JBO-514200 M32 1 £177.34 5 days
JBO-512113 M33 1 £182.67 5 days
JBO-514674 M34 1 £182.67 5 days
JBO-514675 M35 1 £195.48 5 days
JBO-514676 M36 1 £198.70 5 days
JBO-517272 M38 1 £221.13 5 days
JBO-516799 M40 1 £237.16 5 days
JBO-513961 M10 1.25 £93.91 5 days
JBO-512991 M12 1.25 £101.70 5 days
JBO-511753 M14 1.25 £119.64 5 days
JBO-511717 M12 1.5 £81.19 5 days
JBO-511756 M14 1.5 £84.94 5 days
JBO-517274 M15 1.5 £114.31 5 days
JBO-511804 M16 1.5 £89.09 5 days
JBO-517275 M17 1.5 £150.63 5 days
JBO-511836 M18 1.5 £96.35 5 days
JBO-511919 M20 1.5 £103.52 5 days
JBO-511949 M22 1.5 £112.17 5 days
JBO-511977 M24 1.5 £119.64 5 days
JBO-514677 M25 1.5 £122.85 5 days
JBO-511998 M26 1.5 £131.39 5 days
JBO-512016 M27 1.5 £131.39 5 days
JBO-512029 M28 1.5 £138.88 5 days
JBO-512084 M30 1.5 £146.34 5 days
JBO-512102 M32 1.5 £151.69 5 days
JBO-513155 M33 1.5 £153.83 5 days
JBO-514698 M34 1.5 £164.51 5 days
JBO-514026 M35 1.5 £163.45 5 days
JBO-513746 M36 1.5 £166.64 5 days
JBO-513915 M38 1.5 £179.47 5 days
JBO-512213 M40 1.5 £186.94 5 days
JBO-517377 M18 2 £114.31 5 days
JBO-517040 M20 2 £118.58 5 days
JBO-511956 M22 2 £120.71 5 days
JBO-516786 M24 2 £123.93 5 days
JBO-517378 M25 2 £144.21 5 days
JBO-517379 M26 2 £147.42 5 days
JBO-512021 M27 2 £135.66 5 days
JBO-516919 M28 2 £157.04 5 days
JBO-512090 M30 2 £149.56 5 days
JBO-517380 M32 2 £167.72 5 days
JBO-513440 M33 2 £164.51 5 days
JBO-514345 M36 2 £176.26 5 days
JBO-517381 M38 2 £190.15 5 days
JBO-517382 M39 2 £198.70 5 days
JBO-517383 M40 2 £207.24 5 days
JBO-514276 M1 0.2 £323.68 5 days
JBO-514294 M1.2 0.2 £327.95 5 days
JBO-511633 M1.4 0.2 £311.93 5 days
JBO-514210 M1.6 0.2 £298.05 5 days
JBO-513520 M1.8 0.2 £292.70 5 days
JBO-511869 M2 0.2 £283.08 5 days
JBO-511889 M2.5 0.2 £277.75 5 days
JBO-511870 M2 0.25 £209.37 5 days
JBO-511877 M2.2 0.25 £209.37 5 days
JBO-511890 M2.5 0.25 £204.04 5 days
JBO-512050 M3 0.25 £204.04 5 days
JBO-512067 M3.5 0.25 £216.86 5 days
JBO-512188 M4 0.25 £216.86 5 days
JBO-512233 M5 0.25 £214.72 5 days
JBO-514948 M6 0.25 £214.72 5 days
JBO-512056 M3 0.35 £168.78 5 days
JBO-512071 M3.5 0.35 £168.78 5 days
JBO-514591 M4 0.35 £159.18 5 days
JBO-512198 M4 0.5 £127.12 5 days
JBO-512242 M5 0.5 £121.77 5 days
JBO-512276 M6 0.5 £120.71 5 days
JBO-514592 M7 0.5 £126.06 5 days
JBO-512325 M8 0.5 £127.12 5 days
JBO-514593 M9 0.5 £150.63 5 days
JBO-513087 M10 0.5 £142.07 5 days
JBO-517169 M11 0.5 £175.20 5 days
JBO-513466 M12 0.5 £159.18 5 days
JBO-517171 M14 0.5 £173.07 5 days
JBO-514594 M15 0.5 £193.35 5 days
JBO-514595 M16 0.5 £186.94 5 days
JBO-517172 M17 0.5 £236.08 5 days
JBO-514596 M18 0.5 £217.92 5 days
JBO-512281 M6 0.75 £84.50 5 days
JBO-513676 M7 0.75 £85.14 5 days
JBO-512329 M8 0.75 £84.50 5 days
JBO-514031 M9 0.75 £101.91 5 days
JBO-511662 M10 0.75 £89.30 5 days
JBO-514468 M11 0.75 £104.16 5 days
JBO-513885 M12 0.75 £98.28 5 days
JBO-514597 M13 0.75 £107.90 5 days
JBO-511744 M14 0.75 £105.24 5 days
JBO-513785 M15 0.75 £115.37 5 days
JBO-511791 M16 0.75 £112.17 5 days
JBO-517176 M17 0.75 £130.33 5 days
JBO-514340 M20 0.75 £135.66 5 days
JBO-514320 M24 0.75 £165.58 5 days
JBO-512340 M8 1 £76.39 5 days
JBO-512360 M9 1 £85.24 5 days
JBO-511673 M10 1 £80.55 5 days
JBO-511686 M11 1 £88.02 5 days
JBO-511708 M12 1 £87.51 5 days
JBO-511727 M13 1 £100.96 5 days
JBO-511751 M14 1 £92.84 5 days
JBO-511770 M15 1 £104.27 5 days
JBO-511799 M16 1 £98.71 5 days
JBO-511817 M17 1 £114.31 5 days
JBO-511832 M18 1 £103.63 5 days
JBO-511853 M19 1 £122.85 5 days
JBO-511915 M20 1 £111.09 5 days
JBO-520014 M21 1 £147.42 5 days
JBO-511947 M22 1 £123.93 5 days
JBO-520016 M23 1 £153.83 5 days
JBO-511975 M24 1 £131.39 5 days
JBO-514639 M25 1 £148.50 5 days
JBO-520019 M26 1 £151.69 5 days
JBO-512014 M27 1 £158.10 5 days
JBO-513575 M28 1 £162.37 5 days
JBO-520022 M29 1 £181.61 5 days
JBO-512082 M30 1 £164.51 5 days
JBO-512100 M32 1 £168.78 5 days
JBO-512115 M33 1 £175.20 5 days
JBO-512128 M34 1 £182.67 5 days
JBO-512136 M35 1 £192.29 5 days
JBO-516794 M36 1 £195.48 5 days
JBO-517222 M38 1 £209.37 5 days
JBO-512211 M40 1 £230.75 5 days
JBO-511677 M10 1.25 £93.91 5 days
JBO-511715 M12 1.25 £99.57 5 days
JBO-514640 M14 1.25 £116.44 5 days
JBO-511720 M12 1.5 £79.81 5 days
JBO-511760 M14 1.5 £84.94 5 days
JBO-517224 M15 1.5 £110.04 5 days
JBO-511810 M16 1.5 £89.09 5 days
JBO-517225 M17 1.5 £150.63 5 days
JBO-511841 M18 1.5 £94.65 5 days
JBO-511922 M20 1.5 £101.61 5 days
JBO-511954 M22 1.5 £112.17 5 days
JBO-511979 M24 1.5 £119.64 5 days
JBO-511991 M25 1.5 £122.85 5 days
JBO-512002 M26 1.5 £126.06 5 days
JBO-512019 M27 1.5 £129.26 5 days
JBO-512031 M28 1.5 £133.53 5 days
JBO-512087 M30 1.5 £146.34 5 days
JBO-512105 M32 1.5 £149.56 5 days
JBO-512119 M33 1.5 £153.83 5 days
JBO-512132 M34 1.5 £164.51 5 days
JBO-512140 M35 1.5 £159.18 5 days
JBO-512152 M36 1.5 £163.45 5 days
JBO-512164 M38 1.5 £176.26 5 days
JBO-512215 M40 1.5 £186.94 5 days
JBO-516775 M18 2 £106.18 5 days
JBO-511926 M20 2 £110.04 5 days
JBO-514641 M22 2 £117.50 5 days
JBO-511983 M24 2 £121.77 5 days
JBO-517263 M25 2 £144.21 5 days
JBO-517150 M26 2 £141.01 5 days
JBO-512023 M27 2 £131.39 5 days
JBO-517226 M28 2 £157.04 5 days
JBO-512092 M30 2 £147.42 5 days
JBO-513678 M32 2 £155.96 5 days
Service & Support

Built around the way engineers work

Fast dispatch, clear delivery options and a friendly technical team on the end of the phone.

Dispatch Hours

Orders dispatched Monday to Friday between 8am and 5pm (4:30pm on Fridays).

  • Mon – Thurs8:00 – 17:00
  • Friday8:00 – 16:30
  • Sat & SunClosed

UK Delivery

FREE next day delivery on mainland UK orders over £50 ex VAT
ServiceCost
Royal Mail Tracked 24£5.90
DPD Standard Next Day£8.00
Royal Mail Special Delivery by 1pm£12.50
DPD Saturday Delivery£25.00

Saturday delivery available on orders placed before 4pm Friday. T&Cs and geographical exclusions apply (Republic of Ireland, Northern Ireland, Scottish Highlands, Channel Islands & others) — see our delivery page for full details.

Need Technical Help?

Our specialist team can advise on tooling choice, specifications and compatibility.

01732 887334 info@protool-ltd.co.uk
Mon – Thurs 8:30 – 17:30 · Fri 8:30 – 16:30