It seems I’ve shared my enthusiasm with many others and I thought it was time to say Thank You directly to you.

I have demonstrated the “magic” to fellow quilters, all of whom have switched allegiance to your products. “How enormously thankful I am for your amazing rulers! I’ve tried almost every one on the market and find that the no-slip feature of Quilters Select rulers has improved the ease and accuracy of my cutting by100%.

This ruler features an exact measurement around the perimeter – no more accidental cuts and squaring your blocks has never been easier!.

One inch lines with two sets of corresponding numbers are placed around the perimeter of the ruler and read left to right and right to left – never lose your place or have to count backwards!.

Easy to read lines for marking and measuring your fabric – 1/8”, ¼”, ½” ¾” and 1” markings as well as multiple angles.

Each ruler has a unique non-slip coating that makes for more accurate cutting! The one-inch lines with two sets of corresponding numbers that are placed around the perimeter of the ruler can be read left to right AND right to left – which means you never have to lose your place or count backwards! Makes squaring blocks easier than ever! Available in multiple sizes. Like all Quilters Select tools, they are ambidextrous in design, adjusting to YOU for quickness and efficiency.įeatures easy-to-read lines for marking and measuring fabric, as well as multiple angles. Since 2016, Quilters Select has been the makers of the REAL Non-Slip Rulers, gripping your fabrics and materials for easy, accurate cutting every time. Just to confuse things, often the T in BSPT refers to Thread and doesn't indicate either Taper or Parallel.ġ/4 Inch BSP - Compressed air connectors.ģ/8 Inch BSP - Central heating oil line connectors, some European toilet cistern fill valves (not common in UK).ġ/2 Inch BSP - Bathroom basin taps and kitchen sink taps, radiator connections, shower hoses, old outside tap outlets, toilet cistern fill / float valves.ĥ/8 Inch BSP - Old outside tap outlets (we have an adaptor for this size).ģ/4 Inch BSP - Bath taps, washing machine inlet hose connections, modern outside tap outlets.ħ/8 Inch BSP - Outlet thread on 3/4 inch outside tap (we have a 7/8 inch BSP brass garden hose tap connector).ġ Inch BSP - Domestic heating boilers and hot water cylinders, urinal flush valves.ġ-1/4 Inch BSP - Wash hand basin (bathroom sink) wastes.ġ-1/2 Inch BSP - Kitchen sink wastes, bath wastes, toilet syphon outlets, central heating pumps.Ģ-1/4 Inch BSP - Immersion water heater elements.>Click here to watch a video about this product. These are sometimes denoted by the letter R, for example R 1/2' means a taper 1/2 inch BSP thread. Taper threads, British Standard Pipe Taper thread (BSPT). These are sometimes denoted by the letter G, for example G 1/2' means a parallel 1/2 inch BSP thread. Parallel (straight) threads, British Standard Pipe Parallel thread (BSPP).

This is the source of the confusion, as people incorrectly think the size refers to the outside diameter of the male thread. The size was originally based on the inside diameter, measured in inches, of a steel pipe for which the thread was intended.

For example a 1/2 inch BSP thread (see above) actually measures more like 3/4 inch with a ruler. The threaded part(s) of plumbing fittings are usually made to a British Standard Pipe Thread size (BSP).īSP sizes don't match up with what you measure on the scale of a ruler, which can obviously cause some confusion.

20 inch ruler actual size