CRL Port-O-Holer Glass Drilling Tool (Frame Only) Glass Thickness Measuring Tools Coating Detectors & Meters The wide head is great

The wide head is great for production cutting while using a straight edge level

The leading edge is tapered for work in tiny openings

Accommodates an air hose diameter of 3/8" (ID) with an air inlet dimension of 1/4" - 18/19 NPT male nipple

Probably the finest thick glass replacement cutting head available today

bridges gaps to 3/8" (10 mm)

CRL Port-O-Holer Glass Drilling Tool (Frame Only) Glass Thickness Measuring Tools Coating Detectors & Meters The wide head is greatThe Lightest, Most Portable Glass Drill Available 110 Volt Model Not Available in Australia Uses Your Cordless or 110 Volt Corded Drill w GFCI Just Use Your Own Wood's 8" or 9" Vacuum Cup. CRL revolutionizes onsite drilling with tomorrow's technology. The all new CRL Port O Holer Glass Drilling Tool drills holes up to 2" in diameter in glass and mirror, regardless of the location. All you need is your own Wood's 8" or 9" Vacuum Cup and a cordless or