Bosch Bi-Metal Hole Saw 2-1/8 in. (Model HBT212)

Engineered for professionals and DIY enthusiasts alike, the Bosch 2-1/8 in. Bi-Metal Hole Saw delivers clean, precise cuts through wood, metal, plastic and drywall. Its robust M42 bi-metal construction with 8 % cobalt alloy stands up to the highest-temperature applications, while the deeper cup design enables cutting through thicker materials with ease.

Featuring Bosch’s triangle chip-clearance slots and Progressor™ tooth design, this hole saw ejects plugs quickly, reduces heat buildup and maintains peak cutting performance over extended use. Reinforced shoulders add extra strength and long life, making it a versatile addition to your drilling kit—compatible with standard arbors or the SpinLOCK™ universal arbor (sold separately).

Key Features

• Professional Bi-Metal M42 construction with 8 % cobalt for enhanced durability
• Deep-cup design for increased cut depth in thicker materials
• Triangle chip-clearance slots for fast plug ejection and reduced heat
• Progressor™ tooth geometry delivers faster, cleaner cuts in wood, metal and plastic
• Reinforced shoulders for added strength and extended tool life
• Compatible with standard arbors and SpinLOCK™ universal arbors

⚠️ WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.