Content: Guide bush I-Ø 12 mm for 1621.100
The description of the tool design: Depth Stop supported by ball bearing for FAMAG-Forstner bits with exchangeable guide bushings
Tool material: Depth Stop of resistant ABS plastic, guide bushing of steel
Recommended r.p.m. and specific example for the most common diameters in the according field of application: see speed of Forstner Bit
Description of application: The depth stop is mounted on the stalk and the drilling depth is adjusted. So it is possible to drill holes exactly always at the same depth. The bushings are rotatably supported by ball-bearings and thus produce no disturbing marks on the workspiece surface.
Practical advice and specialty of the tool: For larger depths, it is possible to mount the guide bushing in reverse form. So you reach a larger adjustment of the depth stop.
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