Create corner profiles. Your bearing-guided router bit will follow the template, producing consistent, smooth results every time. Simple construction, and with tensile strength, the balance of performance and price. Self-aligning rails. The template slides into the corner and butts the edge of the workpiece quickly and accurately. No more messy strapping or clamping. Simple and scientific fixed design, you can get accurate results with just gentle hand pressure. Choose between 8 different radius sizes. This versatile stencil set of 4 stencils offers 8 different sizes of : R5 R10 R15 R20 R25 R30 R35 and R40, choose the size and length of your curve, each radius is clearly etched on the stencil Material: ABS colour: black Package Contents: 4 x template Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.