Specification: Dia 38mm/1-1/2": total length 42mm; workable length 32mm; 5/8" thread; Grit #80; Top angle 59 degree.
Not for drilling holes, but designed to enlarge, shape, polish, clean, trim, finish, round or bevel existing rough holes of marble ceramic porcelain tiles granite.
Recommended machine: 5/8" arbor angle ginder. Recommended RPM:6000. Max RPM:11000. If you need to mount it on a hand drill, please purchase the adapter separately or choose our hex shank diamond chamfer bit directly. Please note that if you use it on a hand drill, please do not use the hammering mode and keep the drilling speed above 2000RPM.
Dry or wet use. For dry use, please bring your protective gear to protect your eyes and mouth from dust. Wet use is less dusty, more conducive to heat dissipation, and can extend the life of the product wet use.
Vacuum brazing technology keeps grit 80 diamonds more exposed for better working effect.
Shipping takes place within 3-5 business days. If there is a problem with the shipment of the product, we will notify you via the email address you entered when ordering.
We do not currently offer free shipping. However, this may be added at some point. We apologize.
If your order has been shipped, we will add the tracking number to your order and notify you via the email address you entered when ordering.
For returns or exchanges, please contact us within 14 days of receiving the product, along with a receipt or screenshot of the purchase, and a photo of the product with the packaging or tag intact.
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