M2 Stylus Charts

Stylus - The Point of Contact

The success of your inspection can be attributed to the CMMs ability to access the feature and obtain a well defined distribution of data points. To assist in this goal, we offer hundreds of styli, each designed to exacting standards and purpose.

We have designed Stylus Kits that offer a wide range of the most basic, and useful stylus selections. To compliment the basic kits, we list a wide variety of Styli showing its characteristics in the chart below.

Probe Summary | Probe Heads | Touch & Probes | Stylus Chart

Standard Stylus Kit

Standard Components in the Helmel Stylus Kit

Qu.	Part Number	Description
1	A-5000-4156	ø6 x 10 mm
1	A-5000-4161	ø4 x 20 mm
1	A-5000-3603	ø2 x 20 mm
1	M-5000-3647	10 mm Extension

Qu.	Part Number	Description
1	M-5000-3648	20 mm Extension
2	M-5000-3540	Stylus Tool
1	M-5000-4163	M3/M2 Adapter
Note: M3/M2 Adapter only with TPES

Standard Components in the Helmel Extended Stylus Kit

Qu.	Part Number	Description
2	A-5000-4156	ø6 x 10 mm
2	A-5000-4161	ø4 x 20 mm
2	A-5000-3603	ø2 x 20 mm
2	A-5000-7806	ø1 x 10 mm
2	M-5000-4162	30 mm Extension
2	M-5000-3647	10 mm Extension

Qu.	Part Number	Description
4	M-5000-3648	20 mm Extension
2	M-5000-3540	Stylus Tool
1	A-1042-1486	Spanner Wrench
1	A-5000-3627	5-Way Center
1	A-1015-7642	Storage Box
Note: M2 Stylus Mount

High Performance Stylus Kit, A-5003-2310

Lightweight high stiffness carbon fibre M2 styli and extensions for high demand accuracy. (Recommended for TP200 Probe Systems). Includes the following items:

Qu.	Part Number	Description
1	A-5003-2285	ø4 x 50 mm
1	A-5003-2286	ø5 x 50 mm
1	A-5003-2287	ø6 x 50 mm
1	A-5003-2280	40 mm Extension

Qu.	Part Number	Description
1	A-5003-2281	50 mm Extension
1	A-5003-2282	70 mm Extension
1	A-5003-2283	90 mm Extension
2	M-5000-3540	Stylus Tool
2	A-5003-2300	CF Stylus Tool

Stylus Chart

Material Designations:
SS	Stainless Steel
S1	Silver Steel
CF	Carbon Fibre
TC	Tungsten Carbide

Ruby Ball, M2 Straight Stylus
Part Number	Diameter	Length	Stem Material	Weight	Price (USD)
A-5000-3603	2.0	20	SS	0.4	$25
A-5000-3604	3.0	10	SS	0.4	$22
A-5000-4154	4.0	10	SS	0.4	$22
A-5000-4155	5.0	10	SS	0.7	$36
A-5000-4156	6.0	10	SS	0.9	$39
A-5000-4158	8.0	11	SS	1.5	$72
A-5000-4160	3.0	20	SS	0.5	$25
A-5000-4161	4.0	20	SS	0.6	$25
A-5000-7800	0.3	10	TC	0.3	$111
A-5000-7801	0.7	10	TC	0.3	$84
A-5000-7802	1.5	10	SS	0.3	$22
A-5000-7803	2.5	10	SS	0.3	$22
A-5000-7804	2.5	20	SS	0.4	$25
A-5000-7805	0.5	10	TC	0.3	$90
A-5000-7806	1.0	10	SS	0.3	$32
A-5000-7807	2.0	10	SS	0.3	$22
A-5000-7808	1.0	20	TC	0.5	$49
A-5000-8663	1.0	27	TC	0.4	$84
A-5003-0033	1.0	20	TC	0.41	$55
A-5003-0034	1.5	20	TC	0.5	$55
A-5003-0035	1.5	30	TC	0.58	$38
A-5003-0036	2.0	30	TC	0.99	$44
A-5003-0037	2.0	40	TC	1.29	$49
A-5003-0038	2.5	30	TC	1.48	$44
A-5003-0039	2.5	40	TC	1.95	$49
A-5003-0040	3.0	30	TC	1.49	$44
A-5003-0041	3.0	40	TC	1.97	$49
A-5003-0042	3.0	50	TC	2.44	$44
A-5003-0043	4.0	30	TC	1.57	$44
A-5003-0044	4.0	40	TC	2.04	$49
A-5003-0045	4.0	50	TC	2.52	$49
A-5003-0046	5.0	20	TC	1.98	$44
A-5003-0047	5.0	30	TC	2.57	$49
A-5003-0048	5.0	40	TC	3.17	$53
A-5003-0049	5.0	50	TC	3.75	$53
A-5003-0064	3.0	50	Ceramic	0.83	$70
A-5003-0065	4.0	50	Ceramic	0.91	$70
A-5003-0066	5.0	50	Ceramic	1.31	$90
A-5003-0470	6.0	50	Ceramic	1.49	$86
A-5003-0577	0.7	20	TC	0.32	$107
A-5003-0938	3.0	20	TC	0.77	$78
A-5003-1029	4.0	22	TC	1.24	$98
A-5003-1325	1.0	10	TC	0.3	$77
A-5003-1345	0.5	20	TC	0.48	$105
A-5003-1370	4.0	30	Ceramic	0.68	$45
A-5003-3822	2.0	20	TC	0.48	$72
A-5003-4177	3.0	30	Ceramic	0.44	$84
A-5003-4241	4.0	30	CF	0.57	$100
A-5003-4779	5.0	30	Ceramic	0.93	$86
A-5003-4780	6.0	30	Ceramic	1.11	$92
A-5003-4781	5.0	30	CF	0.79	$104
A-5003-4782	6.0	30	CF	0.96	$109
A-5003-4784	4.0	75	CF	0.78	$135
A-5003-4785	5.0	75	CF	1.27	$144
A-5003-4786	6.0	75	CF	1.45	$152
A-5003-2285	4.0	50	CF	1.0	$105
A-5003-2286	5.0	50	CF	1.1	$110
A-5003-2287	6.0	50	CF	1.2	$115

M2 Miscellaneous Styli
Part Number	Diameter	Length	Stem Material	Weight	Price (USD)
A-5000-7809	18.0	3.0	S1	3.0	$89
A-5000-3614	18.0	11	Ceramic	3.3	$279
A-5000-4153	3.0	13	S1	0.6	$20
A-5000-8876	1.0	15	SS	0.3	$185
A-5000-7812	2.0	20	SS	0.5	$108

M2 Adapters, Extensions, Knuckles and 5-Way Centers
Part Number	Note	Length	Stem Material	Weight	Price (USD)
M-5000-4163	M3/M2	5	SS	0.6	$12
A-5000-7534			SS	1.6	$59
A-5000-3627			SS	0.8	$43
M-5000-3647		10	SS	0.4	$13
M-5000-3648		20	SS	0.9	$13
M-5000-4162		30	SS	1.4	$13
A-5003-2280		40	CF	0.9	$97
A-5003-2281		50	CF	1.0	$101
A-5003-2282		70	CF	1.3	$105
A-5003-2283		90	CF	1.5	$110

The above styli and accessories cover 95-98% of all applications. There are obviously more and other styli available from this and other sources.

M2 Tools
Part Number	Description	Price (USD)
A-5003-2300	M2 Graphite Fibre Stylus Tool	$48
M-5000-3540	M2-M3 Stylus Tool	$9