Bosch 1617000163 Bit Holder Protection Sleeve Assembly For G/P/UBH Rotary Hammer

Bosch Protection Sleeve

This Kit is the Bit Holder Assembly for the Bosch Hammers listed below.
Over time the hammer bits will wear and ruin the Bit Holder Assembly.
It then will have to be replaced.
By looking at the parts diagram of your tool, it is plain to see how it is installed in the hammer.
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