I think you're taking too many shots of the Koolaid. You could of just bought the real 3M kit, got more discs, and spent about the same in the end. Works in any drill...
Plus the 3M is made in the US, the Blue-Point quasi knock-off is Chinese.
https://www.amazon.com/dp/B0013HHNPY/?tag=atomicindus08-20
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