BIHUI Metal Hole Drill Guide w/ Plastic Suction Cup
- Adjustable hole saw drill guide with 5 in. suction rubber base
- Integrated water hole attach to cooling system for wet drilling
- Designed for guiding hole saw drill from 5/32 in. to 4.5 in.
- Fixed hole size from 5/32 in. to 1-3/8 in.
- Adjustable steel plate with maximum length 3-1/8 in.
- Suction cup suitable for Tile, Glass, Marble, Granite and other hard surfaces
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