straight-fluted drill

NOUN
21 LETTERS · STARTS WITH S

straight-fluted drill is a valid 21-letter word worth 28 points in Scrabble and 32 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
S1T1R1A1I1G2H4T1-0F4L1U1T1E1D2D2R1I1L1L1
1 + 1 + 1 + 1 + 1 + 2 + 4 + 1 + 0 + 4 + 1 + 1 + 1 + 1 + 2 + 0 + 2 + 1 + 1 + 1 + 1 =28 PTS
DOUBLE WORD → 56TRIPLE WORD → 84
MEANING

What does straight-fluted drill mean?

NOUN · 1 SENSE
1

A rock drill with flutes that are straight.