Bosch 2610993102 (2 610 993 102) — original Bosch Woodruff key for saw arbors. A small, precision-machined semicircular (Woodruff) key made from hardened steel that locates and locks the blade / arbor assembly to the shaft; it seats in the shaft keyway and holds the blade flange or pulley concentric under torque.

Fits a number of Bosch table and mitre saws — for example GTS 10 / GTS 10 XC / GTS 10 J and mitre saws GCM 10 / GCM 12 / GCM 10 S , GCM 10 SD , GCM 12 SD .Cross reference with the 10 digit version number from the side of the machine to confirm fit.  Supplied as the single original Bosch replacement part 2610993102. 

If your blade arbor lost or sheared its key, this original Bosch key is a like-for-like replacement that restores correct blade indexing and safe clamping — sold as the individual Bosch spare part for the model fits listed.

Browse our full range of Bosch mitre saw parts.