Koopi 115mm / 4.5" Hole Saw with Arbor & HSS Drill Bits, New Bi-Metal Material Hole Cutter，Strong and Durable 4 1/2 inch Holesaw for Easily Drilling

Koopi 115mm / 4.5" Hole Saw with Arbor & HSS Drill Bits, New Bi-Metal Material Hole Cutter，Strong and Durable 4 1/2 inch Holesaw for Easily Drilling

This 4.5 inch Hole Saw Drill Bit is designed for wood / plastic / metal sheet cutting. Constructed of hardened steel and abrasion resisting high speed steel teeth with a tough alloy body and cap, Durable and cuts clear Non-binding clean edge design make the hole saw blade cuts smooth and fast.More than that,the spring on the drill bit is nice because it automatically pushes the disc out of the saw immediately after completing the hole. Dimension: Diameter-4-1/2 in (115mm); Cutting Depth- 1.18 in (30mm); Arbor shank diamater- 3/8 in,fit all 3/8" or 1/2" drills. Pakage Include: 1 x 115mm hole saw; 1 x arbor; 1 x replacement M42 Steel pilot drill bit; 1 x hex key Koopi 4.5 inch Hole Saws for Cutting wood, Plastice, thin Metal, Fiberboard

★ Features:
- Cutting diameter: 115mm / 4-1/2''
- High performance material: Bi-metal and Hss
- Unique teeth configuration for fast removal of cutting materials.
- Fit all 3/8" and 1/2" power drills.

★ Package Included:
- 1 pc 115 mm hole saw
- 1 pc 3/8" Hole saw Mandrel
- 2 pcs M42 Steel Pilot drill bit
- 1 pc Hex key

★12 MOUTHS GUARANTEE
- With our unbeatable 12 months warranty and 30 day 100% Satisfaction Guarantee, buy with confidence! We attach great importance to customer's shopping satisfaction and are willing to solve any problems you have, please feel free to contact us by email.

★NOTES:
- Before using the hole saw tool, be sure to grasp the rationality, selection, control, tachometer and continuously add coolant when cutting metal to prevent edge cracking
- It is OK for drilling as clockwise rotation, but not anti-clockwise.
- The spring on the pilot drill bit helps remove disc, but if you need to cut a thicker board, pls remove the spring