Hss taper tap details
Drillco 2-1/4-8 HSS Taper Tap (25A316T)
Drillco 25A316T 2-1/4-8 HSS Taper Tap is engineered for heavy-duty applications such as oil fields, gas exploration equipment, and power generation plants. Designed with an 8-pitch thread, these taps are available in larger diameters up to 4 inches, delivering precise and reliable threading performance, especially suited for deep and challenging holes.
Made from premium grade High-Speed Steel (HSS) for extended tool life and durability.
Available in plug geometry for versatile threading needs.
Spiral point design helps eject chips efficiently through the bottom of the hole, reducing clogging.
Black oxide surface treatment enhances wear resistance and prolongs tool lifespan.
Reduced neck design allows better clearance in deeper hole applications.
Manufactured in the USA to ensure high quality and performance standards.
Extended tool life due to premium materials and protective coatings.
Improved chip evacuation reduces downtime and prevents thread damage.
Better access and clearance for deep hole threading with reduced neck.
Flexible use in various threading operations thanks to plug geometry.
Technical Specifications:
Thread Size: 2-1/4-8
Type: HSS Taper Tap
Material: Premium Grade High-Speed Steel (HSS)
Point Design: Spiral Point
Surface Treatment: Black Oxide
Design Feature: Reduced Neck for Better Clearance
Product identification
- Brand: Drillco
- Model / MPN: 25A316T





