how deep groove can be measured ?

Hello dear buyer: Japan Mitutoyo 178-394, the deepest groove can measure 10mm, but 9mm is safer~ Thank you

Can I use on the 402?

This probe cannot be used on the 402 and the probe for the 402 is no longer available.

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178?390 Standard Detector for Surftest SJ?210 & SJ?301, 6.75" Inside Depth, Diamond Stylus, Low?Force Precision Surface Roughness Measurement

Product ID: 15945792

Details

Batteries Required?
No
Brand
Mitutoyo
Color
silver
Material
Plastic
Power Source
Corded

💎Diamond stylus tip for ultra-precise surface detection

📊Seamless integration with Surftest units for advanced data control

⚖️Skid force ≤ 400mN for consistent, reliable measurements

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$616.41

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Description

💎 Elevate your surface measurement game with precision that professionals trust!

SHOP FLOOR READY - Robust IP54 rating and compact 6.75" design built for demanding industrial environments.
PRECISION AT ITS CORE - Diamond stylus tip ensures micrometer-level surface roughness accuracy.
EFFORTLESS DATA MASTERY - Connects flawlessly with Surftest SJ-210 & SJ-301 for streamlined QC and statistical processing.
TAILORED FOR EVERY GROOVE - Available in standard and deep groove types with varying head sizes to fit your exact needs.
CONSISTENT FORCE CONSISTENT RESULTS - Built-in skid force capped at 400mN guarantees repeatable, reliable measurements every time.

The Mitutoyo 178-390 is a high-precision detector designed for use with Surftest SJ-210 and SJ-301 surface roughness testers. Featuring a diamond stylus tip and skid measurement technology with forces as low as 0.75mN, it delivers reliable, repeatable surface roughness data. Its IP54 rating and versatile detector types make it ideal for rigorous shop floor, machining, and quality control applications.

Specifications

ASIN	B001OBYZ6O
Adjustable Length	Yes
Are Batteries Required	No
Batteries Required?	No
Best Sellers Rank	#250,474 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #6 in Surface Roughness Gauges
Brand	Mitutoyo
Brand Name	Mitutoyo
Color	silver
Customer Reviews	5.0 out of 5 stars 8 Reviews
Display Type	digital
Extended Length	6.75 Inches
Global Trade Identification Number	04946368041087
Included Components	178-390
International Protection Rating	IP54
Item Weight	0.25 Pounds
Manufacturer	Mitutoyo
Material	Plastic
Material Type	Plastic
Model Number	178-390
Power Source	Corded Electric
UPC	603908263234
Unit Count	1.0 Count

Reviews

T**E

Works great

We need this device for surface measurement. This is exactly what I was looking for and it works great. Thanks.

24.06.2013

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$616.41

Duties & taxes included

In stock

Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to USA.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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