Osg 3G-OTH-310962 — Technical Specifications

Name: Osg 3G-OTH-310962 OSG Extension Tap: 1/4"-20 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN 1297900). Key specifications — attr1315101: H3 / 2B-3B.
Brand: Osg

The OSG Extension Tap (MPN 1297900) is a 1/4"-20 UNC spiral-flute extension tap with a bottoming chamfer, made from high-speed steel. It features an H3 / 2B-3B tolerance class and a 3-flute design, suitable for threading applications requiring extended reach.

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Technical Specifications

Parameter	Value
Type	H3 / 2B-3B, Bottoming Chamfer, High Speed Steel
Flute	3
Manufacturer Part Number	1297900