E0231/4
Spiral flute tap with chamfer form C with a 2-3xP plug lead, for Unified National Coarse thread UNC 1/4" with 20 TPI and 2B class of fit, dimensions according to ISO 529 standard with 6.3mm shank and 5.0mm square drive, powder metallurgical HSS-E with steam tempered surface finish and 45° helix angle for 2.5xD blind hole threading in general purpose applications
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Material: HSS-E-PM
Lenxth x Diameter Ratio: 2.5
Overall Length (OAL): 2.5984
Connetion Diameter: 0.248
Tool Direction: Right
Diameter Size: 1/4
Thread Diameter - in: 0.25
Thread Diameter - mm: 6.35
TPI: 20.0
Thread Form: UNC - Unified Coarse
Shank: Cylindrical shank with Square
Usable Length: 1.1024
Grade: Steam Tempered
EDP: 569436
EAN: 7320760569436
MFG Part Number: 5974466