请教这个东西有必要买吗？Costco - DREMEL 300 series kit with 24 pieces

bigbowl

Costco - DREMEL 300 series kit with 24 pieces :: 34.99$ (usually ~90$)

0 U9 K4 x% E5 M3 x2 D$ n& _9 J3 c- `
# M: h# g! t+ @/ F$ y7 `http://forums.redflagdeals.com/h ... ually-90-a-1115668/

红旗网上还挺hot的，好像只能打磨吧，还有什么功能？谢谢！
* S; A) s# f. w3 B# r. |. ~1 K