16mm 5/8 Inch Diamond Drill Bit 10mm(0.39in) Shank Core Drill Bit For Drilling Marble

Label:Yes [Practical for Stone Countertops] A reliable choice for drilling faucet mounting holes in stone countertops and similar applications. [Suitable for Hard Materials] Mainly used for drilling ceramic tile, marble, granite, concrete, and other hard materials. [Clean and Smooth Holes] Produces neat and smooth openings with no broken edges, no shaking, and effective chip clearing. [Stable and Precise Drilling] Low cutting resistance ensures steady drilling and helps prevent damage to the edge of the material. [Protective Coating] The body of the bit is treated with a protective coating to help avoid surface oxidation and keep it in good condition.

Specifications: Material: Diamond Color: Gold Standard(optional): 16/18/20/22/30/50mm(0.63/0.71/0.79/0.87/1.18/1.97in) Quantity: 1 Size(mm):16mm(0.63in),18mm(0.71in),20mm(0.79in),22mm(0.87in),30mm(1.18in),50mm(1.97in), Shank Diameter(mm):10mm(0.39in) Total Length:83mm(3.27in)

Instruction: 1, To prolong its using life, better to use with water for cooling and lubrication. 2, The hole drill bit can be used with bench drill, hand electric drill. 3, When you using hand electric drill, start slowly at 45 degree angle and go vertical after you make an initial mark.

Package Includes: 1 x Diamond Drill Bit

Note: 1. Due to the difference between the monitors and light effect, the picture may not reflect the actual color of the item. 2. Please allow small deviation due to manual measurement. Thanks for your understanding.