4mm Extra Long twist drills series 3 HSS Flute length 280mm (504 4,000)
$55.00
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4mm Extra Long twist drills series 3 HSS Flute length 280mm (504 4,000)
$55.00
Guhring
The Guhring Series 504 is an extra-length, high-speed steel (HSS) deep hole twist drill featuring a GT 100 parabolic flute design.
Key Features
- Design: GT 100 parabolic wide flutes and a 130° point angle with a relieved cone.
- Application: Built for extremely deep hole drilling in heavy structural steel and difficult chip-removal conditions.