3pcs Mortising Tenoning Square Hole Drill Bit Chisel Hole Drill Bit for DIY Woodworking Project Tools

3pcs Mortising Tenoning Square Hole Drill Bit Chisel Hole Drill Bit for DIY Woodworking Project Tools

Craft Patch
SKU:
CPSF3266
$63.00
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Description
CBRIGHT 3pcs Mortising Tenoning Square Hole Drill Bit Chisel Hole Drill Bit for DIY Woodworking Project Tools (5/16,3/8,1/2 Inch) Product Material: HSS; Hardness: HRC 48~50,long service life, the drill sleeve has a U-shaped design to facilitate the discharge of wood chips and improve the drilling efficiency. Holder diameter: 19mm(appr. 0.75inch).The size of the clamping drill sleeve of the square tenoning machine needs to be greater than 19mm (3/4 inch) Square Hole diameter: 8mm(5/16inch)&9.5mm(3/8inch)&12.7 mm(1/2 inch) ; Drilling core total length: 200mm(appr 7.88inch ) Professional wood drill bit, suitable for construction, installation, renovation, decoration industry, etc. It is not suitable for processing metal, glass, plastic, concrete, gypsum board etc. Note: -- It need to be used with square hole drilling machines (square tenon machines). We strongly do not recommend using hand drills or ordinary drill stands (non-square tenoning machines) to match this drill bit to make square holes.