Bosch Powertool Electrician's HSS Bi-metal Holesaw Set, 9 Piece

They fit all standard adaptors on the market. Supplied in a handy carry case. 1 x 11mm Hexagon Socket Adaptor (for hole saws 32-64mm Ø). 1 x 6.35mm Hexagon Socket Adaptor (for hole saws 20-25mm Ø). Evegrything was PERFECT.

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