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All Products  ➞ Bordo ➞ Drills ➞ Specialist ➞ Extra Deep Hole HSS-Co5 ➞ Metric Bulk - Series 3

8.5 x 390mm HSS Cobalt Extra Deep Hole Drill

Part Number:2503-8.50X390
Brand:Bordo
Barcode:9326518038573
Pack Qty:1
Feed per revolution mm:0.22
Spindle Speed Aluminium/Brass RPM:2286
Spindle Speed Cast Iron RPM:899
Spindle Speed Free Cutting Steel RPM:1611
Spindle Speed Malleable Iron RPM:1012
Spindle Speed Med. Carbon Steel RPM:1124
Spindle Speed Stainless Steel RPM:450
Spindle Speed Tool Steel RPM:674
Spindle Speed Wood/Plastic RPM:3410
Diameter (mm):8.5
Flute Length (mm):280
Overall Length (mm):390

About this item:
  • 8.5 x 390mm HSS Cobalt Extra Deep Hole Drill
  • HSS-Co5 (Cobalt) Extra Deep Hole Drills
  • DIN1869
  • HSS-Co5 (Cobalt), 130° UX Point, 40° Helix Parabolic.
  • Cobalt HSS drills are extremely hard and provide superior performance and increased tool life especially in stainless steel and high tensile steel.
Alternative Products
 
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Product		AlternativeAlternativeAlternative
Part Number:2503-8.50X3902506-8.50S2503-8.50X2402503-8.50X305
Title:8.5 x 390mm HSS Cobalt Extra Deep Hole Drill8.5mm HSS Long Series Drill8.5 x 240mm HSS Cobalt Extra Deep Hole Drill8.5 x 305mm HSS Cobalt Extra Deep Hole Drill
Barcode9326518038573932651817263593265180382839326518038436
BrandBordoBordoBordoBordo
Diameter (mm)8.58.58.58.5
Flute Length (mm)280109165210
Overall Length (mm)390165240305
Pack Qty1111
Pack TypeClam Shell
Feed per revolution mm0.220.170.220.22
Spindle Speed Tool Steel RPM674674674674
Spindle Speed Wood/Plastic RPM3410341034103410
Spindle Speed Aluminium/Brass RPM2286228622862286
Spindle Speed Cast Iron RPM899899899899
Spindle Speed Free Cutting Steel RPM1611161116111611
Spindle Speed Malleable Iron RPM1012101210121012
Spindle Speed Med. Carbon Steel RPM1124112411241124
Spindle Speed Stainless Steel RPM450450450450