Olympic Fixings 20mm thin sheet holesaw.

• 20mm diameter.
• Designed for thin mild and stainless steel up to 1.6mm thick.
• Flared body acts as a depth stop.
• 8 TPI tooth profile for smooth cutting.
• HSS 8% cobalt cutting edge for added durability.
• ¼" quick change shank.
• Internal spring aids slug removal.