Professional glass and tile drill bits provide smooth and accurate drilling in ceramic tiles, marble, thin iron plate, mirrors and glass. Small incision resistance，feature drilling stably, fast speed, not breaking the border.
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A coolant should always be used when drilling with TCT twist drill bits. Irwin suggest the use of a 3- 6% emulsion. This is a quality item for a very good price. PRODUCT DETAILS.
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Size: 42mm. Application: Perfect for drilling glass, blocks jars, tile bottles, fiber glass porcelain tile, vitrified, brick and stone. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
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This is the New HSS Steel Large Step Cone Drill Titanium Bit Set Hole Cutter, which is made from high quality HSS steel, and with the Titanium coated to reduce friction and heat. It is very suitable for using to cut holes in a variety of materials including steel, brass, wood, plastic, etc.
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The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. Drill Bit specifications of each are marked and easy to use.
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Size:Approx. Precise and Accurate:With its precise cutting edge, this milling cutter ensures clean and accurate holes without any jagged edges. 1 x Step Drill Bit（14mm thread）. 1 x Step Drill Bit（M10 thread）.
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Irwin Diamond Drill Bit. The Irwin Diamond tipped drill bits are suitable for fast smooth cutting in all grades of hard and soft tiles. Their raised diamond grit edge makes for easy starting in hard tile without the need for a guide.
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High-Speed Steel: Made of HSS4241 for efficient cutting and heat resistance during prolonged work. Multi-Size Range: Includes 4-12mm step drill and 8-20mm countersink for versatile hole sizing. Hex Shank : Features a secure grip for stable drilling performance with various materials.
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