Hss taper tap details
Drillco 1-5/8-8 HSS Taper Tap (25A240T)
Drillco 25A240T 1-5/8-8 HSS Taper Tap is specially designed for demanding applications in oil fields, gas exploration equipment, and power generation plants. These 8-pitch taps are available in larger diameters up to 4 inches and provide reliable thread starting with their taper design, making them ideal for threading holes with ease and precision in heavy-duty industrial environments.
Made from general purpose High-Speed Steel (HSS) for versatile use and durability.
Available in taper geometry for smooth thread starting.
Bright finish enhances lubricity for smoother tapping operations.
.005 oversized threads for improved fit and performance.
Square shank compatible with standard sized tap wrenches.
Spiral point design helps eject chips through the bottom of the hole, reducing clogging.
Efficient thread starting with taper design reduces breakage risk.
Improved chip evacuation minimizes clogging and extends tool life.
Oversized threads provide a better fit and stronger thread engagement.
Bright finish reduces friction and enhances cutting performance.
Suitable for both manual and machine tapping applications.
Technical Specifications:
Thread Size: 1-5/8-8
Type: HSS Taper Tap
Material: General Purpose High-Speed Steel (HSS)
Thread Size Tolerance: .005 Oversized Threads
Point Design: Spiral Point
Finish: Bright Finish
Shank: Square Shank
Application: Heavy-duty industrial threading for oil field, gas exploration, power generation
Product identification
- Brand: Drillco
- Model / MPN: 25A240T





