APEXX CNC Blind-Hole Bits 1/2 Gas

Also known as a non-coring bit Designed for drilling blind holes with CNC machines; Medium-soft metal bond for good drilling speed and long life; True ¼” blind hole bit works great for Sinkits Standard 1/2 Gas threads; Material: Engineered Stone, Granite; Wet use only; ITEM # DIAMOND DIAMETER DRILLING DEPTH THREADS SUGGESTED RPM 23501-01006 3/16" (5mm) 1-3/8” 1/2 Gas 2,500 -- 3,000 23501-01004 1/4" (6.5mm) 1-3/8” 1/2 Gas 2,500 -- 3,000 23501-01007 3/8" (10mm) 1-3/8” 1/2 Gas 2,500 -- 3,000 23501-01001 1/2" (13mm) 1-3/8” 1/2 Gas 2,000 -- 2,500 23501-01005 9/16" (14mm) 1-3/8” 1/2 Gas 2,000 -- 2,500 23501-01002 3/4" (19mm) 1-3/8” 1/2 Gas 2,000 -- 2,500