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How to work with annular cutters
Push ejector pin (center pin) through head of annular cutter.
Core drills with Weldon shank are tightened with clamping screws (DIN 913) on both clamping surfaces.
First place annular cutter with ejector pin on a marked centre or marking.
Set the cutter and spot-drill, until the entire cut edge is formed as a circle.
During the drilling process, the cutter should be cooled permanently. Optimal cooling is possible by internal
cooling with our coolant unit.
During the drilling process, do not stop the motor. After the process, cutter draws back with running motor.
Remove chips and core after each drilling.
Remove chips with Chip-Remover
.
Do not touch with bare hands
.
Danger of injury!
How to work with twist drills
The drill chuck with Weldon shank is only to be used with twist drills up to a diameter of 13 mm.
Insert drill chuck with adaptor in the drill spindle.
Insert twist drill in drill chuck and tighten.
Cleaning and care
Pull plug prior to cleaning. Danger of injury
by unintentional switching on.
Clean the outside of the motor by means of dry compressed air.
Check connecting lines on damages.
Clean and grease sliding surfaces regularly.
Carbon brushes should be replaced after appr. 250 hours running time.
After the work is finished we recommend to store the metal core drilling machine in the transport case in a
lying position.