15pcs Diamond Drill Bits High Precision Diamond Hole Saw Hollow Core Drill Bits Suitable For Drilling Accurate Holes 6mm

• --Material: The diamond drill bit is made of high-speed steel, which is durable, has a long service life, premium quality, and good performance. It is very suitable for drilling clean and accurate holes.
• --Perfect For: drilling holes in glass, ceramic tile bottles, block jars, fiberglass tiles, ceramics, glass, bricks, and stones.
• --Features: Large chip holes to ensure that when the punching smooth, punching accurate.
• --Smoothly Cutting: A thicken diamond dust coating on the tops offers superior cutting strength for creates a high precision, smooth cut with no broken edges.
• --Multiple Applications: In addition to cutting holes for glass, the Hole Saw comes in handy for tile bottles, blocks jars, fiberglass, porcelain tile, ceramic, slates, marble, light stone.

Description:
Name:  Diamond Drill Bits
Material: Industrial grade high-speed steel
Aperture: approximately. 0.24 inches/6mm
Color: Silver
Packing list:
15 x Diamond Drill Bits
Note:
Different displays may cause the color of the item in the picture a little different from the real thing. 
Manual measuring,please allow 1~3mm error,thank you.