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Roller Identification (Straight Rollers)

An array of straight rollers including powered and non-powered options, showcasing different shell colors and textures, with a digital caliper measuring one of the rollers.

Roller Identification Quiz

Test your knowledge and skills in identifying different types of straight rollers! This quiz is designed to help you understand the key characteristics that differentiate powered and non-powered rollers, shells, axles, and bearings.

5 multiple-choice questions
Learn about roller features
Perfect for professionals and enthusiasts alike!

5 Questions1 MinutesCreated by IdentifyingRoller42

Is the roller powered or non-powered?

(i.e., Does it have a cable?)

Yes, the roller is powered.

No, the roller is not powered.

What kind of shell does the roller have?

The shell is smooth steel (silver color).

The shell is steel with grooves (silver).

The shell has an orange sleeve.

The shell has a black sleeve.

The shell is textured.

The shell has colored rings.

What kind of axle does the roller have?

The axle is plain steel (silver color).

The axle is plastic (black color).

The axle is plain, round steel (silver color).

The axle has internal threads (silver color with hole).

The axle is extended steel.

There is no axle.

The axle is powered (cable).

The axle is tapered (the base is larger than the tip).

What kind of bearing does the roller have?

The bearing is steel (silver color).

The bearing is plastic (black color).

The bearing is powered (with cable).

Use the digital caliper to measure the diameter of the roller as shown below. Be sure that you are measuring a metal part of the outside of the roller.

Use this link if you experience trouble measuring: Proper Use of Digital Calipers – Bantam Tools

Look at the digital readout once you have measured. Which approximate diameter does the roller have?

1.4"

1.9"

1.6"

2.19"

2.5"

50mm

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