Metric taper tap details
Drillco 42mm x 4.5 Metric Taper Tap (28E420AT)
Drillco 28E420AT 42mm x 4.5 Metric Taper Tap is a straight flute hand tap designed for versatile use in general machine tapping operations, suitable for both production and hand tapping across a wide range of material groups. Made from general purpose High-Speed Steel (HSS), this taper tap features a 118° conventional point for rapid penetration and a bright finish ideal for drilling in non-ferrous materials like aluminum. It comes in jobber length for most applications and is proudly made in the USA.
Made from general purpose High-Speed Steel (HSS) for durability
118° conventional point for rapid penetration
Bright finish ideal for drilling in non-ferrous materials like aluminum
Jobber length suitable for most use cases
Versatile use for a wide range of tapping applications
Efficient tapping with rapid penetration
Reduced friction and improved tool life with bright finish
Suitable for both production and hand tapping operations
Technical Specifications:
Size: 42mm x 4.5
Type: Metric Taper Tap
Material: General Purpose High-Speed Steel (HSS)
Point Angle: 118° Conventional
Length: Jobber Length
Country of Origin: USA
Product identification
- Brand: Drillco
- Model / MPN: 28E420AT





