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festool_577491

FESTOOL SR 400/5 reciprocating saw blade building materials insulation - 577491

Recommended Retail Price €53.93
40.80 tax incl.
€33.72 excl. VAT (incl. all environmental contributions)
On order: delivered from 23/09/2026
each

  • Delivery by DHL

Efficient Insulation Cutting Made Easy

  • Versatile: Perfect for precise cuts in insulation materials, straight and angular cuts, and for sawing softer plastics or wood fibreboards.
  • Durable: Made of HCS tool steel for a long service life, with an extra-long blade for cuts in thick bundles of insulation material.
  • Convenient: Thanks to the universal shank, you can easily and quickly change the saw blade on all reciprocating saws with an S-shank mount.

Effortless insulation cutting with Festool

  • Deep cuts through insulation: With a 400 mm length, you easily cut through thick insulation packs and soft plastics.
  • Straight and stable cuts: The wide blade back prevents deviation, ensuring you achieve clean and perfectly straight cuts.
  • Fast and universal fit: The universal S-shank mount lets you quickly swap blades across compatible reciprocating saws.

With the Festool sr 400/5 reciprocating saw blade, you cut through thick insulation, wood fibreboards, and soft plastics quickly and accurately. Its 400 mm length allows you to slice through deep insulation packs in a single, smooth pass. The 1.5 mm thick blade with a wide body delivers dependable stability, preventing blade deviation so your cuts stay straight and clean. Featuring a 5 tpi pitch and a specially ground tip, it lets you make neat plunge cuts directly into insulation without tearing the material. Thanks to the universal S-shank mount, you can easily attach it to all reciprocating saws with a standard 1/2-inch interface.

Product description

Cut insulating materials with ease.

The extra-long insulating material saw blade made of HCS tool steel is suitable for cutting a wide variety of insulating materials and cardboard.

  • Extra-long blade for cuts in thick bundles of insulating material
  • Serrated for cutting insulating materials
  • Wide saw-blade back for straight cuts
  • HCS tool steel for a long service life
  • Knife edge suitable for plunge-cutting
  • The right saw blade can be found quickly with Festool's colour-coding: The colour green stands for machining construction materials
  • The universal shank makes it easy to change the saw blade quickly on all reciprocating saws with an S-shank mount

Ideally suited for

  • Ideal for precise cutting in insulating materials
  • For straight and angular cuts
  • For plunge cuts in insulating material
  • For sawing softer plastics or fibreboard made of wood
  • For tube insulation and cutting cardboard
  • For RSC 18
Key features according to our expert
  • Length: 400 mm
  • For material: Insulation material
  • Teeth per inch: 5
  • Thickness: 1,5 mm
Specifications / All features
  • Brand: FESTOOL
  • EAN: 4014549412817
  • Supplier number: FESTOOL 577491
Length
400 mm
For material
Insulation material
Teeth per inch
5
Thickness
1,5 mm
Pitch
5.00 mm
Width
45.00 mm
Length of cutting blade
350.00 mm
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