Telescoping Gauge Set
Spring-loaded telescoping gauges (5/16-1/2in to 4-1/2-6in range) for hard-to-reach internal diameters using mic finish. HTS 9017.30.80.00 for these adjustable handheld bore measurers.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If bore micrometers with fixed frame
Certain linear measuring instruments with greater automation potential classify under 9031.
If machine tool attachment type
Telescopes designed for machine fitting excluded by note 1(g) to Section XVI.
If combined with drafting compasses
Multipurpose drawing instrument sets fall under earlier 9017 headings.
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Import Tips & Compliance
• Specify locking mechanism and rod material (tool steel hardened) in specs sheet
• Package with handling instructions; fragile spring joints common damage claim
Related Products under HTS 9017.30.80.00
Plastigage Strip
Color-coded plastic crush gauge strips (0.0005-0.010in) for bearing clearance measurement. HTS 9017.30.80.00 as specialized length/compression gauge.
Pitch Diameter Go/No-Go Gauge
Thread plug gauge for 1/4-20 UNC go/no-go pitch diameter verification. HTS 9017.30.80.00 for precision thread length gauges.
Digital Vernier Caliper
A handheld precision measuring tool with digital readout for accurately measuring internal, external, and depth dimensions up to 6 inches. Classified under HTS 9017.30.80.00 as 'other' micrometers, calipers, and gauges for manual length measurement in workshops and labs, distinct from automated instruments elsewhere in Chapter 90.
Taper Gauge
Graduated tapered steel pins (1/32-1/2in range) for quick hole ID in sheet metal work. HTS 9017.30.80.00 as handheld variable length gauge.
Outside Micrometer Set
A set of three precision micrometers (0-1in, 1-2in, 2-3in) with ratchet thimbles for external diameter measurements to 0.0001in accuracy. Falls under HTS 9017.30.80.00 as handheld 'other' micrometers for manual use, not specified elsewhere like optical comparators.
Dial Indicator Gauge
A mechanical dial gauge with 0.0005in resolution and continuous dial for measuring surface flatness and runout on lathes. HTS 9017.30.80.00 applies to this handheld comparator-style gauge as 'other' for manual length verification.