Standard Kitchen Tap Hole Size

Lastly the recommended tap drill size is provided for each standard tap size.

Standard kitchen tap hole size.

The standard faucet hole sizes for kitchens and bathrooms are 1 3 8 1 375 inches or 34 925 mm in diameter unless otherwise mentioned in the specification. Widespread faucet hole spaces can be as far apart as 16 inches. For centerset faucets tap holes are spaced 4 inches apart while for widespread faucets the distance between hot and cold inlets or mounting hardware is 8 inches. Widespread faucets are named so because the handles are spaced wider apart.

If yours is drilled through a thick wooden worktop or similar beware not all taps can accommodate this as the fixing bolts aren t always long enough. What are the standard faucet hole sizes for kitchens and bathrooms. If you choose a replacement deck mount faucet the number of holes on your sink is important. Base sizes do vary but there s a minimum size due to the need to get tails into the tap.

However some of the kitchen faucets require 1 1 2 inches wide hole. All tap holes are standard sized at 1 3 8 inches wide but some faucets require a 1 1 2 inch hole. Still most suitable faucet hole size can be called standard size. A widespread faucet with a independent handles not attached to a base will mount any reasonable distance from the spout no standard drilling template for the tap holes is necessary.

But there is diversity as well. In the us standard sizes for kitchen faucets and sink openings are used. For each thread count the equivalent thread pitch is provided and for metric taps the approximate thread count is shown based on the pitch. Traditional faucets with hot and cold taps require three holes for the taps and spout and a fourth for the sprayer.

This size drill bit should be used for drilling the initial hole that will then be tapped. Many two handle and single handle kitchen faucets are widespread faucets. However faucet holes may vary in size depending on the particular make and model. On many three and four hole kitchen sinks 6 or 8 inches is a standard sink faucet hole size.

Tap holes are spaced apart 4 inches on center for center set faucets and 6 to 8 inches on center for widespread faucets.