20
Core Drilling
Core Drill Nomenclature
Core Drills
Cutting Diameter Tolerance on Core Drills
Core Drill Diameter (mm)
Diameter Tolerance (mm)
Above Up to
Plus Minus
- 6
+ 0 - 0,018
6 10
+ 0 - 0,022
10 18
+ 0 - 0,027
18 30
+ 0 - 0,033
30 50
+ 0 - 0,039
OVERALL LENGTH
BODY
FLUTE LENGTH
RECESS
SHANK
DIAMETER
HELIX
ANGLE
LAND
BODY
CLEARANCE
DIAMETER
3 FLUTES
WEB
LAND
4 FLUTES
BODY
CLEARANCE
DIAMETER
LIP CLEARANCE
ANGLE
CHAMFER
LENGTH
LIP
LENGTH
