JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M122 x 1.5

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JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M122 x 1.5

SKU:JBO-500261

Specification

Thread Form	Metric
Size	M122
Pitch	1.5
Gauge Type	Ring Gauge (NoGo)
Thread Direction	Right Hand
Tolerance	6 g

£595.41

Prices shown ex. VAT

5 days estimated lead time — subject to availability

Free delivery over £50 ex VAT

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14-day returns

30+ years expertise

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01732 887334

Mon – Thurs 8:30 – 17:30 · Fri 8:30 – 16:30

The JBO Thread Ring Gauge (NoGo) – Metric Fine is a precision inspection tool designed to verify external threads with exacting accuracy. Sized for Right Hand threads in 6g with M122 x 1.5, it’s ideal for engineers, machinists, quality teams, and maintenance professionals who need reliable go/no-go checks during production and inspection.

Crafted from hardened steel, this gauge delivers exceptional durability and wear resistance in busy shop environments. Its NoGo design makes it easy to identify non-conforming components at a glance, supporting fast, confident decisions and steady quality across multiple workflows.

NoGo verification for metric fine threads: Quickly confirms whether a part’s external thread diameter meets the M122 x 1.5 right-hand, 6g class limits, enabling fast go/no-go decisions and reducing guesswork in quality control.
Hardened steel construction for durability: Built to resist wear in demanding workloads, ensuring consistent readings and long service life even after thousands of inspections.
Easy to use and integrate into QC workflows: User-friendly design supports rapid setup and clear, action-ready results, helping teams speed inspections and minimize downtime.

Using the JBO Thread Ring Gauge (NoGo) – Metric Fine helps streamline inspection routines, allowing quick validation of thread compliance and reducing rework. Its durable construction and straightforward use build confidence across manufacturing, assembly, and maintenance environments, delivering reliable measurements and improved overall quality.

Thread Form	Metric
Size	M122
Pitch	1.5
Gauge Type	Ring Gauge (NoGo)
Thread Direction	Right Hand
Tolerance	6 g

What time are Protool open?

We are open Monday to Friday between 8:30am and 5pm.

Do you offer Free Next Day delivery?

Yes! We offer Free Next Day delivery via Royal Mail Tracked 24 on all orders over £50 ex VAT*. We also offer Free DPD Local Next Day delivery on all orders over £100 ex VAT*.

We also offer the following:

Royal Mail Tracked 24 — £5.90 (FREE on orders over £50 ex VAT*). Order before 4:30pm for next day delivery. No signature required.
DPD Local Next Day — £8.00 (FREE on orders over £100 ex VAT*). Standard next day delivery to UK mainland addresses.
Royal Mail Special Delivery — £12.50. Guaranteed delivery before 1pm the next working day.
DPD Saturday Delivery — £25.00. Must be ordered on Friday before 4pm. Pre-12pm delivery.

For delivery to Scottish Highlands & Islands, Northern Ireland, Republic of Ireland, or overseas locations, additional charges apply. Please see our delivery page for full details, or call us on 01732 887 334.

*T's & C's and exclusions apply. Please see our delivery page for more information on all our services.

★★★★★

Nice experience staff are very helpful and interested...

Staff are very helpful and interested in providing a good service making us the customer feel valued.

Bill

★★★★★

first place we look

honest about stock and prices are competitive.

Phil

★★★★★

Polite and helpful

Staff are very helpful and polite.Goods that were in stock were dispatched same day and back orders were quick in coming through .

Graham

★★★★★

Buying experience

Phone requests are handled quickly and without any fuss. The website is easy to use and straightforward to order from. It’s especially helpful that it shows real‑time availability, so we don’t need to call to confirm whether parts will arrive.

Jeremy

Full Range: JBO Thread Ring Gauges (NoGo) - Metric Fine

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You are viewing JBO-500261. Click any other SKU to view its full details.

Product SKU	Size	Pitch	Price	Stock

JBO-503693	M1	0.2	£479.18	5 days
JBO-503705	M1.2	0.2	£467.11	5 days
JBO-500143	M1.4	0.2	£456.15	5 days
JBO-500150	M1.6	0.2	£439.70	5 days
JBO-503213	M1.8	0.2	£418.87	5 days
JBO-500413	M2	0.2	£412.29	5 days
JBO-500436	M2.5	0.2	£403.52	5 days
JBO-500416	M2	0.25	£312.51	5 days
JBO-500423	M2.2	0.25	£288.38	5 days
JBO-500437	M2.5	0.25	£303.75	5 days
JBO-503545	M3	0.25	£297.15	5 days
JBO-504324	M3.5	0.25	£297.15	5 days
JBO-503710	M4	0.25	£285.10	5 days
JBO-503841	M5	0.25	£281.80	5 days
JBO-503492	M6	0.25	£281.80	5 days
JBO-500438	M2.5	0.3	£109.11	5 days
JBO-500607	M3	0.3	£86.74	5 days
JBO-500617	M3.5	0.3	£85.09	5 days
JBO-500742	M4	0.3	£78.30	5 days
JBO-500757	M4.5	0.3	£120.61	5 days
JBO-500834	M5	0.3	£124.99	5 days
JBO-500907	M6	0.3	£124.99	5 days
JBO-500952	M7	0.3	£156.81	5 days
JBO-500992	M8	0.3	£156.81	5 days
JBO-501026	M9	0.3	£161.19	5 days
JBO-500169	M10	0.3	£161.19	5 days
JBO-500620	M3.5	0.5	£114.03	5 days
JBO-500745	M4	0.5	£71.28	5 days
JBO-500758	M4.5	0.5	£93.76	5 days
JBO-500836	M5	0.5	£71.28	5 days
JBO-500849	M5.5	0.5	£203.95	5 days
JBO-500910	M6	0.5	£72.05	5 days
JBO-500922	M6.5	0.5	£203.95	5 days
JBO-500953	M7	0.5	£75.33	5 days
JBO-502740	M7.5	0.5	£200.65	5 days
JBO-500993	M8	0.5	£77.31	5 days
JBO-501011	M8.5	0.5	£200.65	5 days
JBO-501027	M9	0.5	£84.12	5 days
JBO-500170	M10	0.5	£86.62	5 days
JBO-500204	M11	0.5	£105.05	5 days
JBO-500231	M12	0.5	£99.13	5 days
JBO-500262	M13	0.5	£127.21	5 days
JBO-500284	M14	0.5	£120.61	5 days
JBO-500313	M15	0.5	£129.40	5 days
JBO-500336	M16	0.5	£132.68	5 days
JBO-500361	M17	0.5	£151.32	5 days
JBO-500374	M18	0.5	£150.21	5 days
JBO-500397	M19	0.5	£172.16	5 days
JBO-500455	M20	0.5	£162.28	5 days
JBO-502755	M21	0.5	£281.80	5 days
JBO-500482	M22	0.5	£292.77	5 days
JBO-500502	M23	0.5	£292.77	5 days
JBO-500515	M24	0.5	£292.77	5 days
JBO-500534	M25	0.5	£304.83	5 days
JBO-502743	M26	0.5	£328.97	5 days
JBO-500563	M27	0.5	£328.97	5 days
JBO-500580	M28	0.5	£328.97	5 days
JBO-502976	M29	0.5	£328.97	5 days
JBO-500628	M30	0.5	£328.97	5 days
JBO-503260	M31	0.5	£361.85	5 days
JBO-502943	M32	0.5	£361.85	5 days
JBO-502980	M33	0.5	£368.43	5 days
JBO-500676	M34	0.5	£368.43	5 days
JBO-500685	M35	0.5	£376.11	5 days
JBO-503263	M36	0.5	£381.60	5 days
JBO-503630	M37	0.5	£381.60	5 days
JBO-502815	M38	0.5	£441.89	5 days
JBO-500724	M39	0.5	£441.89	5 days
JBO-500760	M40	0.5	£441.89	5 days
JBO-500843	M5	0.75	£73.47	5 days
JBO-500916	M6	0.75	£56.26	5 days
JBO-500957	M7	0.75	£67.98	5 days
JBO-500998	M8	0.75	£58.45	5 days
JBO-501031	M9	0.75	£73.80	5 days
JBO-500174	M10	0.75	£63.71	5 days
JBO-500208	M11	0.75	£81.81	5 days
JBO-500234	M12	0.75	£74.79	5 days
JBO-500263	M13	0.75	£93.55	5 days
JBO-500287	M14	0.75	£80.70	5 days
JBO-500316	M15	0.75	£105.83	5 days
JBO-500339	M16	0.75	£93.10	5 days
JBO-500362	M17	0.75	£117.33	5 days
JBO-500375	M18	0.75	£100.22	5 days
JBO-500398	M19	0.75	£120.61	5 days
JBO-500456	M20	0.75	£106.80	5 days
JBO-500474	M21	0.75	£133.78	5 days
JBO-500484	M22	0.75	£126.10	5 days
JBO-500503	M23	0.75	£144.74	5 days
JBO-500516	M24	0.75	£133.78	5 days
JBO-500535	M25	0.75	£134.87	5 days
JBO-500547	M26	0.75	£148.02	5 days
JBO-500564	M27	0.75	£161.19	5 days
JBO-500582	M28	0.75	£164.47	5 days
JBO-500592	M29	0.75	£202.87	5 days
JBO-500630	M30	0.75	£164.47	5 days
JBO-500648	M31	0.75	£310.32	5 days
JBO-500651	M32	0.75	£313.60	5 days
JBO-500666	M33	0.75	£321.28	5 days
JBO-500677	M34	0.75	£330.05	5 days
JBO-500686	M35	0.75	£336.63	5 days
JBO-500699	M36	0.75	£344.31	5 days
JBO-500710	M37	0.75	£350.89	5 days
JBO-500714	M38	0.75	£360.76	5 days
JBO-500725	M39	0.75	£403.52	5 days
JBO-500761	M40	0.75	£376.11	5 days
JBO-501003	M8	1	£51.88	5 days
JBO-501034	M9	1	£66.35	5 days
JBO-500179	M10	1	£58.12	5 days
JBO-500211	M11	1	£75.00	5 days
JBO-500239	M12	1	£65.90	5 days
JBO-500266	M13	1	£88.27	5 days
JBO-500292	M14	1	£70.95	5 days
JBO-500318	M15	1	£92.98	5 days
JBO-500343	M16	1	£77.64	5 days
JBO-500365	M17	1	£90.04	5 days
JBO-500377	M18	1	£85.65	5 days
JBO-500399	M19	1	£104.18	5 days
JBO-500458	M20	1	£91.90	5 days
JBO-500476	M21	1	£111.84	5 days
JBO-500486	M22	1	£101.54	5 days
JBO-500505	M23	1	£117.33	5 days
JBO-500518	M24	1	£108.45	5 days
JBO-500537	M25	1	£115.14	5 days
JBO-500548	M26	1	£119.52	5 days
JBO-500565	M27	1	£121.72	5 days
JBO-500583	M28	1	£127.21	5 days
JBO-500593	M29	1	£203.95	5 days
JBO-500631	M30	1	£128.29	5 days
JBO-500652	M32	1	£143.64	5 days
JBO-500667	M33	1	£145.83	5 days
JBO-500678	M34	1	£149.13	5 days
JBO-500687	M35	1	£153.51	5 days
JBO-500700	M36	1	£159.00	5 days
JBO-500715	M38	1	£164.47	5 days
JBO-500726	M39	1	£202.87	5 days
JBO-500762	M40	1	£177.65	5 days
JBO-500778	M42	1	£182.03	5 days
JBO-500793	M45	1	£196.27	5 days
JBO-500808	M48	1	£207.25	5 days
JBO-500852	M50	1	£212.72	5 days
JBO-500862	M52	1	£223.68	5 days
JBO-502793	M55	1	£232.47	5 days
JBO-500878	M56	1	£236.85	5 days
JBO-500890	M58	1	£244.52	5 days
JBO-500924	M60	1	£254.39	5 days
JBO-500932	M62	1	£300.45	5 days
JBO-504314	M64	1	£308.13	5 days
JBO-500941	M65	1	£312.51	5 days
JBO-520154	M68	1	£324.56	5 days
JBO-520155	M70	1	£333.35	5 days
JBO-520156	M72	1	£347.59	5 days
JBO-500972	M75	1	£372.81	5 days
JBO-520157	M76	1	£376.11	5 days
JBO-520158	M78	1	£399.14	5 days
JBO-520159	M80	1	£393.65	5 days
JBO-500187	M10	1.25	£67.98	5 days
JBO-500246	M12	1.25	£86.74	5 days
JBO-500297	M14	1.25	£96.28	5 days
JBO-500350	M16	1.25	£255.50	5 days
JBO-500384	M18	1.25	£274.12	5 days
JBO-500463	M20	1.25	£284.00	5 days
JBO-505741	M22	1.25	£303.75	5 days
JBO-500523	M24	1.25	£333.35	5 days
JBO-500250	M12	1.5	£62.27	5 days
JBO-500271	M13	1.5	£142.55	5 days
JBO-500301	M14	1.5	£66.45	5 days
JBO-500323	M15	1.5	£88.60	5 days
JBO-500351	M16	1.5	£72.36	5 days
JBO-500369	M17	1.5	£109.22	5 days
JBO-500385	M18	1.5	£77.97	5 days
JBO-500403	M19	1.5	£156.81	5 days
JBO-500464	M20	1.5	£86.62	5 days
JBO-500478	M21	1.5	£212.72	5 days
JBO-500491	M22	1.5	£92.32	5 days
JBO-500524	M24	1.5	£98.14	5 days
JBO-500541	M25	1.5	£102.76	5 days
JBO-500553	M26	1.5	£105.92	5 days
JBO-500569	M27	1.5	£109.65	5 days
JBO-500587	M28	1.5	£111.84	5 days
JBO-500636	M30	1.5	£117.33	5 days
JBO-500656	M32	1.5	£124.99	5 days
JBO-500668	M33	1.5	£128.29	5 days
JBO-500680	M34	1.5	£141.45	5 days
JBO-500688	M35	1.5	£132.68	5 days
JBO-500702	M36	1.5	£135.97	5 days
JBO-500716	M38	1.5	£143.64	5 days
JBO-500727	M39	1.5	£159.00	5 days
JBO-500763	M40	1.5	£151.32	5 days
JBO-500779	M42	1.5	£161.19	5 days
JBO-500794	M45	1.5	£168.86	5 days
JBO-500810	M48	1.5	£176.54	5 days
JBO-500853	M50	1.5	£183.12	5 days
JBO-500863	M52	1.5	£194.08	5 days
JBO-500874	M55	1.5	£200.65	5 days
JBO-500879	M56	1.5	£203.95	5 days
JBO-500891	M58	1.5	£209.44	5 days
JBO-500925	M60	1.5	£216.02	5 days
JBO-500933	M62	1.5	£224.79	5 days
JBO-500936	M64	1.5	£232.47	5 days
JBO-500942	M65	1.5	£235.75	5 days
JBO-500945	M68	1.5	£244.52	5 days
JBO-500964	M70	1.5	£256.58	5 days
JBO-500967	M72	1.5	£265.35	5 days
JBO-500973	M75	1.5	£279.61	5 days
JBO-500976	M76	1.5	£304.83	5 days
JBO-500978	M78	1.5	£300.45	5 days
JBO-501013	M80	1.5	£304.83	5 days
JBO-501018	M82	1.5	£316.90	5 days
JBO-501019	M85	1.5	£328.97	5 days
JBO-501022	M88	1.5	£349.78	5 days
JBO-503431	M90	1.5	£350.89	5 days
JBO-501041	M92	1.5	£361.85	5 days
JBO-501043	M95	1.5	£375.00	5 days
JBO-520170	M98	1.5	£434.23	5 days
JBO-500194	M100	1.5	£398.03	5 days
JBO-500197	M102	1.5	£449.58	5 days
JBO-500199	M105	1.5	£418.87	5 days
JBO-520171	M108	1.5	£483.56	5 days
JBO-503404	M110	1.5	£444.09	5 days
JBO-500217	M112	1.5	£539.49	5 days
JBO-520172	M115	1.5	£547.16	5 days
JBO-520173	M118	1.5	£595.41	5 days
JBO-520174	M120	1.5	£581.17	5 days
JBO-500261 Viewing	M122	1.5	£595.41	5 days
JBO-504425	M125	1.5	£618.43	5 days
JBO-504426	M128	1.5	£671.07	5 days
JBO-500273	M130	1.5	£652.42	5 days
JBO-520175	M132	1.5	£700.67	5 days
JBO-505452	M135	1.5	£701.78	5 days
JBO-520176	M138	1.5	£723.70	5 days
JBO-520177	M140	1.5	£740.15	5 days
JBO-520178	M142	1.5	£750.02	5 days
JBO-520179	M145	1.5	£762.09	5 days
JBO-520180	M148	1.5	£781.82	5 days
JBO-520181	M150	1.5	£781.82	5 days
JBO-500394	M18	2	£97.93	5 days
JBO-500471	M20	2	£92.32	5 days
JBO-500499	M22	2	£98.24	5 days
JBO-500529	M24	2	£102.53	5 days
JBO-500546	M25	2	£108.78	5 days
JBO-500558	M26	2	£114.03	5 days
JBO-500575	M27	2	£112.95	5 days
JBO-500591	M28	2	£120.61	5 days
JBO-500641	M30	2	£122.80	5 days
JBO-500662	M32	2	£129.40	5 days
JBO-500671	M33	2	£130.48	5 days
JBO-500684	M34	2	£171.05	5 days
JBO-500694	M35	2	£173.24	5 days
JBO-500705	M36	2	£139.25	5 days
JBO-500722	M38	2	£150.21	5 days