DORMER EP211/4 SPIRAL POINT TAP 1/4 INCH X 20 5973758


UNC Machine Tap Spiral Point

References
dormer:EP211/4
rubix:2016107
ean:7320760138274
Machine tap 1/4inchx20 DIN2184-1
brand logo
Technical specifications
Input7
Total length70 mm
Body materialHSS-E
See all Specifications

Product details : DORMER EP211/4 SPIRAL POINT TAP 1/4 INCH X 20 5973758


Universal UNC machine tap for through holes with wire tolerance 2B. Manufactured from HSS-E PM (cobalt) with steam-tempered surface for better adhesion of cutting oil. This also makes it suitable for tapping in stainless steels. Equipped with shell cutting for better cutting the hole and propelling the chip. Dimensions according to DIN 5156. Suitable for threads up to 2.5xD

Strengths

Superb performance in a range of materials
Short thread length means low torque and better chip evacuation
Manufactured from high speed cobalt steel for unbeatable toughness, edge strength & wear resistance
Available in bright or steam tempered (ST) finish, with 2B finish tolerances
Premium substrate with steam oxide surface treatment
reduces wear and chip welding in abrasive or harder

Applications

Suitable for tapping and through holes in a wide range of materials

Technical specifications


Attributes
Input7
Total length70 mm
Body materialHSS-E
Tolerance2B
TypeAmerican through-bores
With cooling sprayNo
Direction of threadingRight
Drilling diameter7 mm
Square drive adapter4.9 mm
CoatingSteam Tempered
Threading (inch)1/4
No. of threads per inch20
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£ 27.95 excl. VAT
/ Each
£ 33.54 incl. VAT
  • Usually arrives within 14 working days