5Pcs Masonry Drill Bit Set CRV Steel Mason Bits Carbide Tip 130 Degree Angle

These drill bits are twisted in order to gain maximum precision cutting through stone, concrete, tiles and other surfaces. The U-shaped tips enables the bit to cut through surfaces effortlessly and enable faster drilling. The tip also eliminates any need to pre-punch or pilot drill for up to 10 mm.

Features;

• CHROME VANADIUM - Manufactured from chrome vanadium with cobalt added to creates a hardened alloy.
• SELF CENTERING - The 135°quick-cut pilot split points are self-centering and can penetrate quickly with less pressure. The bits will not "walk" or "wander". Straight shank allows for firmly holding and accurate centering, fit for standard drill chucks and regular round collet chucks.
• 5PC METRIC BITS - The set includes 5pcs 4mm to 10mm M35 cobalt drill bits. Well packed in a plastic case for convenient storage. 
• FOR MASONRY SURFACES - Particularly successful in cutting through stones and concrete. Try to adjust the RPM when it fails to penetrate.
• Sizes: 4 mm, 5 mm, 6 mm, 8 mm, 10 mm
• 
• Carbide tip 130° General Angle, Cylindrical Shank, Round handle.
• U-Shaped spiral groove for smooth chip removal and fast punching.
• For use in Brick Masonry Block and Light Concrete Plastic box packaging, easy to store.
• Size: 4X72mm, 5X85mm, 6X100mm, 8X118mm, 10X120mm