This hole saw features bi-metal construction, with high-speed steel teeth bonded to a flexible alloy steel body for high heat resistance, lasting sharpness, and durability. It cuts smoothly through soft wood, PVC, and plywood while resisting breakage. Precision-ground teeth deliver clean, splinter-free holes with minimal tear-out, reducing sanding needs. Deep gullets ensure fast chip removal to prevent clogging and overheating. The set includes a 1/4-inch hex shank mandrel and hex key for quick, tool-free changes, compatible with most drills and impact drivers.
| Item No. | 80021101 |
| Number of Pieces | 11 PCS |
| Material | Bi-Metal (HSS Teeth + Alloy Steel Body) |
| Hole Saw Sizes | 19mm, 22mm, 28mm, 32mm, 38mm, 44mm, 51mm, 64mm |
| Mandrel | 1/4" Hex Shank |
| Included Components | 8x Hole Saws, 1x Mandrel, 1x Hex Key, 1x...（待确认） |
| Application | Wood, PVC, Plywood |
Bi-Metal Construction For Durability:Crafted from high-speed steel teeth fused to a flexible alloy steel body for exceptional heat resistance and long-lasting sharpness. Cuts smoothly through soft wood, PVC board, and plywood while resisting breakage and wear
Smooth, Clean Cutting Edge:Precision-ground teeth with optimized geometry produce clean, splinter-free holes with minimal tear-out. Professional finish requires little to no additional sanding or cleanup for visible installations like door locks and speakers
Fast Chip Removal Design: Deep gullets quickly evacuate chips and debris from the cutting path, preventing clogging and overheating. Allows continuous cutting for faster speeds and extended tool life
Complete With Mandrel & Hex Key:Includes high-quality mandrel with 1/4-inch hex shank that fits most drills and impact drivers. Hex key enables quick, tool-free hole saw changes for efficient workflow
