Capabilities & performance, Tolerances – Darex XPS-16 Operating Instructions User Manual
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Capabilities & Performance
• Drill Types:
Two fluted HSS, Cobalt or Carbide SAE & Metric twist drills
• Point Styles:
Four Facet & Standard Conic points
• Split Point Styles:
Standard X split and Radius split
• Point Angles:
90
° - 150°
• Drill Diameter:
3mm - 16mm (.118 to .629)
• Drill Length
50.8mm - 222.3mm (2” to 8.750)
Tolerances
• Lip Height Accuracy:
ANSI B94.11, NAS 907 and ISO 10899 Standards
• Point Angle:
90
° - 150° with a tolerance of +/- 2°
• Relief:
5° - 18° margin relief with a tolerance of +/- 2°
• Split Angle:
120° - 170° with a tolerance of +/- 5°
• Fan Angle:
Tolerance of +/- 15°
Approximate Grinding Performance Times using
drills with a standard web thickness
Capabilities & Performance
Material
Point
Angle
(Degree)
Diameter
(inch)
MTO
(inch)
Relief
(Degree)
Hone
Time
(sec)
*Grind
Times:
No Split
*Grind
Times:
X-Split
HSS
118°
.125
.005
11°
0
: 36
: 56
HSS
118°
.375
.005
9°
0
: 45
1:13
HSS
118°
.625
.005
7°
0
: 49
1:25
CARBIDE
135°
.125
.006
11°
1
: 44
1:08
CARBIDE
135°
.375
.006
9°
3
: 58
1:30
CARBIDE
135°
.625
.005
7°
5
1:16
1:59
*Approximate
grind times
based on using
a new grinding
wheel