AU2009267763B2
(en )
2015-02-19
Manual clamping means for bit holder with quick positioning
US3521405A
(en )
1970-07-21
Drill grinding apparatus
US2384899A
(en )
1945-09-18
Machine for grinding bits
US2632938A
(en )
1953-03-31
Hand loom
US2632983A
(en )
1953-03-31
Drill end sharpening means
US8439727B1
(en )
2013-05-14
Drill bit sharpening tool
US4848036A
(en )
1989-07-18
Grinding machine for drill bits
US8425277B2
(en )
2013-04-23
Device for sharpening a twist drill point and a method for its use
DE3028960C2
(en )
1983-04-28
Drill grinding machine.
US2417116A
(en )
1947-03-11
Drill grinding tool
DE4226769C1
(en )
1994-02-17
Prepn. block for dental laboratory use - is arranged on work surface of laboratory work table in area of suction mouthpiece or in vicinity of filing block and has two areas of different granulation
DE1095158B
(en )
1960-12-15
Twist drill tip grinding machine
DD32047A
(en )