1. ROCKWELL TYPE HARDNESS TESTER - 900-331:



This hardness tester comprises the very best in "state of the art" design along with dynamic precision. The 900-331
Rockwell scale hardness tester is easy to operate, yet engineered to obtain highly sensitive and accurate readings.
Conforming to ASTM E-18 Rockwell Hardness standards, the 900-331 tester will offer unmatched repeatability in all
standard Rockwell Hardness scales (table shown below). A perfect, rugged performer suited for any environment including
heat treat facilities, tool rooms, workshops, laboratories and inspection labs. Lifetime technical support is included
on all Hardness Testers.

Features:

• Direct analog dial reading
• Advanced design, easy to operate
• Engineered to obtain highly sensitive and accurate readings
• Conforms to ASTM E-18

2. ROCKWELL SUPERFICIAL HARDNESS TESTER - 900-340:



Just like the analog Rockwell Hardness Tester, the 900-340 Superficial Rockwell Hardness Tester comprises "state of the art"
design and dynamic precision. Used for testing thin and soft material in the Superficial Rockwell Hardness scales, this hardness
tester utilizes a motor driven system for control of the major test force application. The 900-340 is ruggedly engineered to
obtain highly sensitive and accurate readings. Conforming to ASTM E-18 Superficial Rockwell Hardness standards, this hardness
tester will will offer unmatched repeatability in all Superficial Rockwell Hardness scales (table shown below). A perfect performer
suited for any environment including heat treat facilities, tool rooms, workshops, laboratories and inspection labs. Lifetime technical
support is included with all Hardness Testers.

Features:

• Motor driven system provides control of test force application
• Direct analog dial reading
• Engineered to obtain highly sensitive and accurate readings
• Conforms to ASTM E-18
• Perfect for laboratories, workshops, tool rooms, inspection labs, etc.
• For testing thin, soft material in the Superficial Rockwell scales (900-340)

3. DIGITAL ROCKWELL HARDNESS TESTER - 900-360 :



The Digital Rockwell Hardness Tester adopts a micro computer controller to fully automate testing procedures and
achieve a level of dynamic precision. This "state of the art" Hardness Tester offers programmable scale conversions,
dwell times, statistical capabilities and test counter. Conforming to ASTM E-18 Rockwell Hardness Standards, this
hardness tester presents unmatched repeatability in all Rockwell Hardness scales. The 900-360 is easy to operate,
yet engineered to obtain highly sensitive and extremely accurate readings. A perfect performer suited for any
environment including; heat treat facilities, tool rooms, workshops, laboratories and inspection labs. Lifetime
technical support is included with all Hardness Testers.

Features:

• Fully automated testing procedures affords highly sensitive and accurate readings
• Micro computer controlled with output to supplied mini printer
• Offers programmable scale conversions, dwell times, statistical capabilities and test counter
• Capable of testing in all of the regular Rockwell® scales

4. TWIN DIGITAL ROCKWELL HARDNESS TESTER - 900-370 :



The 900-370 Rockwell Hardness Twin Tester, digitally computes standard Rockwell and Superficial Rockwell
Hardness scales in one versatile tester. The easy to use interface converts hardness scales with a push of a button.
Complete micro computer controlled operation drives this hardness tester to highly sensitive and accurate readings.
Conforming to ASTM E-18 Rockwell and Superficial Rockwell standards, the 900-370 will offer unmatched repeatability in
all standard and superficial Rockwell Hardness scales. A top of the line performer suited for any
environment including heat treat facilities, tool rooms, workshops, laboratories and inspection labs. Lifetime technical
support is included on all hardness testers. The 900-370 is truly a "world class" hardness tester providing a
level of confidence and accuracy.

Features:

• Digitally computes regular Rockwell® and Superficial hardness scales in one versatile tester
• Easily converts scales with the push of a button
• Complete micro-computer controlled operation affords highly sensitive and accurate readings
• Extended memory of up to 9999 test results
• Conversions to: Brinel and Vickers hardness scales
• Built-in mini printer
• Conforms to ASTM E-18

5. DIGITAL BRINELL HARDNESS TESTER - 900-352 :

Features:

• Load Cell driven system provides precise control of test force application.
• Direct digital reading
• Engineered to obtain highly sensitive and accurate readings
• Perfect for laboratories, workshops, tool rooms, inspection labs, etc.
• Measuring Range: 8-650HBW

6. HARDNESS TESTER ACCESSORIES :


Different accessories of portable hardness testers are also offered by 3E NDT