Champion Glass & Tile Drill, 1/2″ Diameter (Pack of 12) – CT505-1/2

• Drill glass, tile, porcelain and ceramic. Use constant flow of coolant and clear chips frequently.
• A light feed with 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 eliminate excessive pressure.
• High Temperature Brazed Carbide Spear Point / Tool Steel Body

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