Diamond Coated Hole Saw Set Professional Diamond Coated Drill Bits Probe Drill Bit Hole Extractors for Glass Surfaces Ceramic Tiles and Marble

• ► 14 Diamond Cup Drill Bits with Drill Bit: 3mm / 5mm / 6mm / 8mm / 10mm / 12mm / 16mm / 18mm / 20mm / 30mm / 1.57 5 in / 50 mm / 60 mm / 70 mm. Good quality diamond drill tool set, meet your different needs
• ► Attention: Reduced peak speeds, better control within 800-1000 per minute. Water is needed for lubrication during drilling. Low drilling pressure and increased use of water lubrication greatly extend the life of the drill
• ► Durable: Built of high strength carbon steel with nickel plating surface, make the tips durable and precise. These diamond bits are of high quality, good performance and processed for a smooth and accurate finish. Excellent for making clean and precise holes on glass and tiles
• ►CREATE HIGH PRECISION: Coated with high quality diamond, the diamond hole saw creates high precision holes in seconds. Smooth cut without broken edges
• ► IDEAL FOR: This diamond drill bit removes a full circle from glass, tile, marble, ceramic and so on. Creates a smooth, high-precision cut. It can also be applied to plastic, wood and other products

Jeffergarden is a newly-established craftman brand, "Providing more convenient garden&home improvement tool for most people" is what the company has been striving for since its establishment. The Jeffergarden brand has always been associated with improving people's quality of life and adhering to the business objective of "providing affordable, well-designed, functional and low-cost household products for as many customers as possible". As a newly-established firm family-own operation, we pay serious attention to each order we got. Features: 100% High quality and Brand new. This product uses advanced natural diamond material, with a special enhanced coagulation treatment from electroplating sand suction hole neat, smooth, no broken edges, etc., is the efficient construction, installation hole of choice. This section openings optimum glass openings, tiles can be opened, but only open a few holes in the opening, please add water, it will extend the life. The product is installed on a professional drill or electric drill, bench drill. Rpm 800-1000 rpm or so, you must add water cooling holes during operation. Use: apply to job openings fast glass, plastic sheeting, wood and other products. Size: 3mm / 5mm / 6mm / 8mm / 10mm / 12mm / 16mm / 18mm / 20mm / 30mm / 40mm / 50mm / 60mm / 70mm  Package Includes: 14pcs Diamond Coated Hole Saw Drill Bits NOTE: 1 After opening installation, commissioning idling should observe whether the beating, then normal operation, the best results 2 Into the hole to have a smooth time, please do not exert pressure on the side and curves spud 3 Have enough openings for cooling and lubrication to reduce wear and coating products off 4 Non-occurrence of high-temperature drilling dry rub, causing severe wear affect the results 5 The operator must wear safety protective equipment to ensure safe operation