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CAT CLASS: HQ-10397

8+ in Angle Grinder

The 8+ inch angle grinder class comprises tools with 9-inch wheels and larger, representing the heaviest end of the angle grinder ladder. These machines deliver the depth of cut and wheel diameter needed for thick steel fabrication, large-diameter pipe work, and masonry applications where smaller grinders cannot complete the cut in a single pass.

137
Modèles
12
Marques
Angle Grinder

Cat classes

Choisissez une classe de taille — la capacité et la portée varient selon la gamme.

Toutes les tailles
137 modèles
Up to 5.5 in
Up to 5.5 in
25 modèles
5.5-8 in
5.5-8 in
10 modèles
8+ in
8+ in
1 modèles
Autres tailles
Autres tailles
101 modèles

Spécifications clés

SpécificationPlage typiqueSignification
Wheel diameter9 in and upLarger wheel diameter provides greater cutting depth and reach through thick materials in a single pass.
Motor power15+ amp (corded)High-amperage motors maintain wheel speed under heavy load in structural steel and masonry applications.
Application depthUp to 3 in+ cutting depthWheel radius allows cuts through heavy-wall pipe, structural members, and thick block that smaller grinders cannot reach.

Comment choisir

The 8+ inch class is appropriate for deep cuts through heavy structural steel, large-diameter pipe, and thick masonry where a 5.5-8 inch angle grinder cannot cut completely through the material in one pass. When working with standard rebar, thin-wall pipe, or surface grinding tasks, the 5.5-8 in Angle Grinder offers easier handling and adequate capacity. This largest size class is justified when material thickness exceeds the cutting depth of mid-size grinders or when production cutting of heavy stock justifies the added weight and power consumption.

Ce que cette taille peut gérer
  • Cutting through 6-inch and larger steel pipe in industrial fabrication
  • Severing structural I-beams and heavy plate in demolition work
  • Deep cuts through reinforced concrete block and masonry
  • Production cutting of thick-wall pipe in pipeline construction
  • Heavy steel fabrication requiring maximum cutting depth in single passes

Sécurité et opération
  • Two-handed operation required due to torque and weight; auxiliary handle mandatory
  • Wheel guards must remain in place and positioned between operator and work
  • Kickback forces are significant with large wheels; proper grip and stance essential
  • Eye and face protection required; large wheels generate substantial spark volume and debris

Transport et logistique
  • Hand-carried to work area; weight typically 15–25 lb depending on model
  • Transported in standard tool boxes or gang boxes with other fabrication equipment

Alimentation
  • Corded electric operation standard; requires 120V or 240V service depending on model amperage
  • 15-amp and higher models may require dedicated circuits to avoid breaker trips under load

Questions fréquentes
What cutting depth does a 9-inch grinder provide compared to smaller sizes?
A 9-inch wheel provides approximately 3 inches of cutting depth, compared to roughly 2 inches for a 7-inch wheel and 1.5 inches for a 5-inch wheel, allowing single-pass cuts through materials that would require multiple passes or repositioning with smaller grinders.
When is an 8+ inch grinder necessary versus a 5.5-8 inch model?
The 8+ inch class becomes necessary when material thickness exceeds the cutting depth of a 7-inch wheel—typically for pipe over 4 inches in diameter, structural steel over 2.5 inches thick, or when production cutting of heavy stock justifies the larger tool's capacity.
What power requirements do large angle grinders typically have?
Most 9-inch grinders draw 15 amps or more on 120V circuits, with some models requiring 240V service; dedicated circuits are often necessary to prevent breaker trips during continuous heavy cutting.

Équipements connexes

Up to 5.5 in Angle Grinder 255.5-8 in Angle Grinder 10

Parcourir par fabricant

Bosch 1

Sources

Chaque spécification est vérifiée par rapport aux données publiées par le fabricant, avec la source liée pour référence.

boschtools.com ↗

8+ in Angle Grinder

1 modèles · Chaque spécification citée à la source