Apollo Multi-Drill Guide with Suction Cup

Apollo's Multi-Drill Guide with 4.5" clamp style suction cup allows for efficient centering in the drilling of holes in both wet and dry conditions. 
 
The clamp style suction cup is fixed directly on the smooth tile and/or stone surface. Suitable for both horizontal and vertical drilling applications.
 
The guide ensures drilling precision/reliability and avoids possible displacements of the drill bit.  
 
Specifications:
Features centering holes for drill bits: 4, 5, 6, 7, 8, 10 and 12mm (5/32", 3/16", 1/4", 9/32", 5/16", 3/8" and 1/2") 
Features centering holes for core bits: 20 & 35mm (3/4" and 1-3/8") 
Main guide when extended is compatible with core bits up to Ø 88 mm (approx. 3-1/2")
Diameters for the centering holes are labelled in both metrics (mm) & imperial (inches)
 
Materials: suitable for all types of porcelain and ceramic materials and / or natural stone with smooth surfaces.