SaferCCTV 3/4″ Mortising Chisel Bit Woodworking Square Hole Drill Bits Woodworker Power Tools for Construction Installation Renovation Decoration Industry

Product Description

3/4″ Mortising Chisel Bit Woodworking Square Hole Drill Bit

Specifications: – Material: HSS – Hardness: HRC 48~50 – Holder diameter: 19mm (circular) – Drilling core length: 200mm – Slotting flute diameter: 3/4″ – Total weight: appro x 206g

Package Included: – 1x Tenon Hole Drill Bit

Woodworking Square Drill Bit Feature

Durable

This square hole drill bit made of bearing steel, hardness 56HRC, lengthened core, sharp cutting edge, continuous blade, quick cuttings, high efficiency.

Sharp

Can only process a circular hole, square hole can not be processed, to machining square hole,must drill the hole or cutting machine processed crude hole, then chisel made from artificial hand.

Stable

Universal shank type, the drill tail adopts a round design to make the clamping more stable

Use matters

Square hole drill can‘t used on electric drill, bench drill
Drill square holes need to fit a square hole drill drilling (mortise and tenon machine) to use

Only use for the opening square hole and keyhole drill

They are sharp and ready to work.

Please carefully check whether the product size is what you need before buying

1. Hollow chisel mortise drill tool suitable for construction, installation, renovation, decoration industry, etc.
2. Professional wood drill bit, clamping shank diameter: 19mm (Round)
3. Special steel, heat treatment, HRC48~50, high hardness, lengthened core, high concentricity.
4. Square wood drill chisel will get double effect by matched use with mortise and tenon machine.
5. The square hole punching needs to use electric drill, hammer & other tools,please note: Do not use this with a regular hand drill.