A laterally movable hand held motor driven cutting tool adapted to cut grooves of predetermined depth in wood, has a cutting bit with a hollow tubular cutting end. A plurality of peripheral chisel shaped cutting edges are formed in the tubular end. The cutting edges are spaced by semi-elliptical knife-like portions of the tubular end. A depth adjusting ring and guide are provided to control the depth of the grooves.
Youtube
SA needs open education: Associate Professor ...
Laura has worked in the field of educational technology at the Univers...
Duration:
11m 40s
There's a new Horizon for Higher Education - ...
Laura Czerniewicz, Aras Bozkurt, Jon Mason, Curt Bonk, Chris Dede, Pun...
Duration:
1h 3m
Addressing digital inequalities during and po...
Gravao do webinar com a profa. Dra. Laura Czerniewicz, 16-set-2020, so...
Duration:
55m 10s
Keynote address by Professor Laura Czerniewicz
University of Cape Town's Professor Laura Czerniewicz delivers the key...
Duration:
56m 48s
2021 - Thirty Ninth Annual John S. Bainbridge...
Laura Riano bested fellow second-year full-time student Ashley Travigl...
Duration:
49m 40s
Czerniewicz obraa chopaka: "Jeste SZMAT."
Jestecie wiadkami naszej rozmowy. Rozmowy podczas HANGOUTU TEAMNATURAL...
Duration:
7m 34s
Friday Keynote: Proactively Centering Equity ...
This is a very new paper from Laura Z=Czerniewicz and it's showing the...
Duration:
1h 2m 32s
Ekskluzywne drinki s jak motyle (Souvenir of ...
M. Czerniewicz: Exclusive Drinks Are Like Butterflies (*2022) ---- Pho...