APEXX CNC Blind-Hole Bit 1/2 Gas. DIAMOND DIAMETER: 1/4" (6.5mm). DRILLING DEPTH: 1-3/8". THREAD: 1/2 GAS. SUGGESTED RPM: 2,500 -- 3,000. 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.
