May 3, 1918.

THE COLLIERY GUARDIAN.

883

“HARDIAX”

“ ALL STEEL ” Coal-Cutter (Patented).

ABSOLUTELY UNEQUALLED BY ANYTHING
HITHERTO PLACED ON THE MARKET.

Fastest and most durable percussive coal-
cutter extant---Steel from end to end.

HUNDREDS OF THESE MACHINES ARE AT WORK.
THREE BRITISH COLLIERIES HAVE OVER 100.

THE HARDY PATENT PICK CO. LTD

SHEFFIELD.