How to Use a #27 Saw Replacement Blade for Crafting

By Excel Blades: Precision Cutting Tools & Craft Knives | Published: 2026-10-28

Category: How-to Guides

Learn the essential steps to safely and accurately cut wood, plastic, and thin metals with a #27 saw blade. Perfect for hobbyists and model makers.

Quick answer

Attach the #27 saw blade to a compatible K2, K5, or K6 handle, then use light, steady strokes at a shallow angle to cut wood, plastic, or thin metals cleanly without binding.

Why the #27 blade works for multiple materials

The #27 saw blade’s carbon steel construction and 3-inch length give it enough rigidity to cut through balsa, resin, cork, foam, brass tubes, and thin metals without flexing. Its fine teeth produce a kerf that leaves a smooth edge, reducing the need for sanding on hobby projects. The main trade-off is that it is not designed for thick hardwood or heavy-gauge metal—stick to materials under 1/8 inch for best results.

Step-by-step: Using the #27 saw blade

1. Attach the blade securely: Insert the tang of the #27 blade into a K2, K5, or K6 handle until it clicks or tightens. Check that the blade is straight and cannot wobble. A loose blade can cause uneven cuts or slip out mid-stroke.
2. Mark your cut line: Use a pencil or fine marker to draw a clear line on the material. For straight cuts, clamp a metal ruler along the line as a guide. Without a guide, the blade may wander, especially in soft materials like balsa or foam.
3. Start with a shallow angle: Hold the saw at a 20-30 degree angle to the surface. Apply light pressure and make a short pull stroke to create a starter groove. Pushing too hard or starting at a steep angle can cause the blade to skip or chip the material.
4. Use steady, even strokes: Once the groove is established, lower the blade angle to about 10-15 degrees and use long, smooth strokes. Let the teeth do the cutting—do not force the blade. Forcing the blade generates heat and can dull the teeth or melt plastic edges.
5. Support the offcut: As you near the end of the cut, hold the waste piece with your free hand or a clamp so it does not break off and splinter. Unsupported offcuts often crack, especially in brittle materials like resin or cork.
6. Clean the blade after use: Wipe the blade with a dry cloth to remove resin, sawdust, or adhesive. Store it in a dry place or blade case to prevent rust. Residue buildup reduces cutting efficiency and can stain your next project.

Product facts

#27 Saw Replacement Blade: This Excel Blades #27 Saw Blade is made from carbon steel and measures 3 inches, designed for K2, K5, and K6 handles. The carbon steel holds a sharp edge for repeated cuts, and the 3-inch length gives you control for detailed hobby work.
#27 Saw Replacement Blade