Lâmina de serra circular DEWALT DT1921-QZ 165 mm 24 dentes TCT

The DEWALT DT1921-QZ circular saw blade is a high-performance tungsten carbide tipped (TCT) blade designed for fast, precise cutting in wood, softwood, hardwood, plywood, MDF, and chipboard. With a 165 mm diameter and 20 mm bore, this blade features 24 teeth with an ATB (Alternate Top Bevel) grind, delivering clean cuts and efficient chip removal. Ideal for framing, rip cutting, and general construction tasks.

Advantages

Engineered for durability and speed, the DT1921-QZ offers an anti-kickback design for enhanced safety, an anti-friction coating to reduce heat and resin buildup, and laser cut expansion slots to minimize vibration and noise. The +18° hook angle ensures aggressive cutting action, while the 1.65 mm kerf and 1.0 mm plate thickness provide stability and precision.

Suitable for

• Wood, softwood, hardwood
• Plywood, MDF, chipboard
• Framing, fast cutting, rip cutting

Key specifications

• Blade Diameter: 165 mm
• Bore Diameter: 20 mm
• Number of Teeth: 24
• Tooth Geometry: ATB (Alternate Top Bevel)
• Kerf Thickness: 1.65 mm
• Plate Thickness: 1.0 mm
• Hook Angle: +18°
• Blade Material: Tungsten Carbide Tipped (TCT)
• Maximum Rotational Speed: 8500 RPM
• Anti-kickback Design: Yes
• Coating: Anti-friction coating
• Laser Cut Expansion Slots: Yes
• Pack Quantity: 1 piece

Recommendations

For optimal performance, use with a circular saw rated for 165 mm blades and ensure the blade is properly mounted and tensioned. Always wear appropriate safety gear.