materials:
drill press
8x22x7 ball bearing
1/4 inch plexiglass
1/4 inch hex nuts
1/4-20 x 5/8 socket set screws
7/8″ = 22MM hole saw
2″ = 51MM hole saw
https://www.maneklal.com/English/Welding/ButtWeldingMc.htm
Upset Butt Welding Machine for Band Saw Blades / Soldadoras a Tope con Recalcado para Soldar Sierras Sin Fin
Maneklal Global Exports
67 Bajaj Bhavan, Nariman Point, Mumbai 400021, India
Tel: (+91 22) 22041340 / 41 / 42
Fax: (+91 22) 22041389
e-mail: sales@maneklalexports.com
web site: https://www.maneklal.com