Drill Bit Hole Saw Guide Jig Fixure 4-83mm Adjustable Punch Locator Hole Saw with Vacuum Suction Base Sucker Orange

Features:
Natural rubber suction cup with strong suction fixed firmly, not easy to fall off.
Adjustable opening length of the jig fixture is 4-83mm, large enough to put in all sizes hole saws.
Especially convenient and necessary for tile, marble, glass and other smooth material.
Lightweight and portable, it is a good helper for firming the holder drill bit.
Perfect for more accurate drilling, easy to store and can be used for many times.