Spyder Mach-Blue reciprocating saw blades cut through a variety of tough materials ranging from wood with nails, to steel and stainless steel, to plastics and more. Proprietary Mach-Blue plating retains sharper cutting edges and reduces heat build-up, resulting in faster cuts and exceptionally long blade life – up to 20x longer lasting than conventional bi-metal blades.
Why Choose Spyder Mach-Blue
- Up to 20x longer lasting than conventional bi-metal blades longer lasting than conventional bi-metal blades
- Mach-Blue plating retains sharper cutting edges and reduces heat build-up and cutting friction retains sharper cutting edges and reduces heat build-up and cutting friction
- Shatter- and heat-resistant 8% cobalt bi-metal blades power through the toughest cuts 8% cobalt bi-metal blades power through the toughest cuts
- Cuts steel, stainless steel, aluminum, wood with nails, PVC and more cuts steel, stainless steel, aluminum, wood with nails, PVC and more
- Blades made in Germany
![[4270-021] Polishing Wheel for WEN 4270](https://www.goodsolidhardwaredepot.com/wp-content/uploads/2026/10/4270-021-polishing-wheel-wen-4270.webp)
