West Perth-based industrial company Schaffer Corporation Ltd has announced a 44 per cent increase on its first half net profit after tax to $5.2 million, from $3.6 million in the previous corresponding period.

West Perth-based industrial company Schaffer Corporation Ltd has announced a 44 per cent increase on its first half net profit after tax to $5.2 million, from $3.6 million in the previous corresponding period.