Colibri diamond burnishing tools for external use, variable

Application	External shafts, contours, plane surfaces and thin walled workpieces
COLIBRI MINI standard fixture	Square shank 8/10/12/16
COLIBRI MAXI standard fixture	Square shank 20/25/32
Swiveling range	180°
Indexing	12 × 15°
Tailor made diamond shape	optional
Assembly device	optional

Speed	up to 150 mm/min
Feed rate	0.05–0.2 mm/U
Workpiece allowance	up to 0.02 mm
Tool preclamping	up to 1 mm
Lubrication	Emulsion or oil; filtering the lubricant (< 40 μm) can improve the surface quality and service life of the tool.
Pre-machining of workpiece	Surface roughness up to Rz 15 µm
Suitable for hard machining

ADVANTAGES

Highest surface quality and hardening
Universally applicable
Simple to use
Ideal for contour machining
For hard machining and thin-walled workpieces
Compact design available for machines with limited tool space
Tolerance compensation through spring-loaded design
Can be adapted to all materials by means of four spring elements (included in delivery)
Changeable diamond insert
Diamond radii from 0.4–5 mm available
Diamond indexed for multiple machining
Re-grinding of the diamond is possible
Cost-effective/low investment