3M Green Corps Depressed Center Grinding Wheel

The 3M Green Corps Type 27 Depressed Center Wheel is a heavy‑duty grinding wheel designed for aggressive stock removal on a wide range of metals, including ferrous, stainless, alloy steels and cast iron.

Key Features

• Ceramic abrasive grain for fast cut and long life
• Depressed center (Type 27) compatible with right‑angle grinders
• Available in multiple diameters and hole sizes for versatile tooling
• Resin bond for durability in rough grinding applications
• Green Corps branding for easy identification

Specifications

• Overall Diameter (Imperial): 4 in, 4.5 in, 7 in, 9 in
• Overall Diameter (Metric): 101.6 mm, 114.3 mm, 177.8 mm, 228.6 mm
• Center Hole Diameter (Imperial): 0.375 in, 0.875 in
• Center Hole Diameter (Metric): 9.525 mm, 22.225 mm
• Thickness: 0.25 in (6.35 mm)
• Grit: 24, 36
• Abrasive Material: Ceramic
• Bond Type: Resin
• Maximum Speed: 80 (unit not specified)
• Wheel Type: T27

Applications

• Rough grinding, beveling, and edge work
• Slag and weld removal
• Plate grinding and right‑angle grinding
• Suitable for ferrous, stainless, and alloy metals