Glass Drill Bits

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Drill glass, tile, porcelain, and ceramic
High Temperature Brazed Carbide Spear Point
Tool Steel Body- Straight Shank
Use constant flow of coolant and clear chips frequently
A steady pressure at 25 SFM (300 to 600 RPM) is recommended
Material should be backed with wood or rubber for support during drill breakthrough.
Avoid vibration and excessive stress
Keep drill sharp to avoid excessive pressure
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