Bosch 2609390587 HSS-G Standard Hole Saw Arbour with 6.35mm Hex Shank 32-76mm The Bosch 2609390587 Hexagon Adaptor is designed for use with Standard Hole Saws with diameter 32-76mm. It connects the hole saw to the power tool with a mandrel and is suitable for use with all corded and cordless drill drivers. Features: Hexagon Adapter connects the hole saw to the power tool Suitable for use with all corded and cordless drill drivers HSS-G is strong, durable and long lasting Specification: Fits Hole Saws: 32-76mm Shank Size: 6.35mm Shank Type: Hex