เลื่อยเจาะรู

4/6 TPI variable Teeth.

Compatible with a wide range of materials from board to PVC and sheet metal. Demonstrate outstanding ease-of-use.
A wide range of cutting edge sizes is available from 12mm to 170mm dia. To cope with a variety of uses.

M42 /M3 Bi-metal construction, using special spring steel for the body and high-speed steel for the cutting edge.

Fitting Arbor: A: 3/8''hex shank, 1/2-20 UNF thread fits for hole saw 9/16''-3/16''(14-30mm)
B: 7/16''hex shank, 5/8-18UNF thread fits for hole saw1-1/4''-8''(32-210mm)

Diameter Diameter: 14mm~400mm
Cutting-depth: 23~200mm;