| Applicable Materials | Mild Steel, Stainless Steel, Brass, Copper, Aluminum, Fiberglass and Plastics | 
| Application | Stainless steel, mild steel, aluminum, copper, brass, fiberglass and plastics | 
| Case Pack | 1 | 
| Category | Carbide Tipped Hole Cutter | 
| Country of Origin | CHN | 
| Country of Origin (subject to change) | Unknown | 
| Cutter Diameter | 4-1/2 in | 
| Cutting Depth, Maximum Cutting Depth, Maximum Cutting Depth: | 8 ga | 
| Cutting Edge Material | Tungsten | 
| Cutting Edge, Cutting Edge: | Tungsten Carbide Teeth | 
| Description: | CARBIDE CUTTER, QC (4-1/2") | 
| Hole Size, Hole Size: | 4-1/2" (114.3 mm) for 4" conduit | 
| Manufacturer | Greenlee Textron | 
| Manufacturer, Supplier: | GREENLEE | 
| Material | Carbide | 
| MFG Part #: | 645-4-1/2 | 
| Pilot Drill | 645-002 sold separately | 
| Pilot Drill Size, Pilot Drill Size: | 5/16" x 2-3/4" (8 mm x 69 mm) | 
| Pilot Drill: | 645-002 | 
| Product Weight (lbs) | 2.235 | 
| Shank Size | 1/2 in | 
| Shank Size, Shank Size: | 645-022 arbor (1/2" shank) | 
| Shank Type | 645-022 Arbor | 
| Type | Quick Change, Carbide-Tipped Hole Cutter | 
| UNSPSC | 23241638 | 
| UPC, UPC: | 783310037217 |