E031, Machine Tap, 1/2in x 20 UNF, Spiral Point, Cobalt High Speed Steel, Steam Tempered

Dormer MTT-X Series taps are manufactured from HSS-X1 Steel with a bright finish, they are right hand cutting. Premium substrate with steam oxide surface
treatment reduces wear and prevents chip welding
in abrasive or harder ferrous materials.

Features
• Manufactured to ISO 529
• Spiral Flute for threading blind holes
• Taper lead to DIN form C
• Tapping tolerance to 6H
• Max Depth 2.5 x D
• Helix angle 48°

Material Applications
• Steel
• Cast steel
• Stainless steel
• Cast iron

Standards
• Conform to ISO 529