5pcs Titanium Coated Countersunk Drill Bit Set 1/4 Inch Hex Shank Quick Change Woodworking

Material: High Speed Steel 4241
Plating: Titanium Coated

Black chamfer drill material: 45 steel

Quantity: 5pcs Drill bits with Wrench

Scope: Can drill out sunk hole for screw cap while drilling the screw hole,and keep them on the same axial; Suitable for the drilling machines with collets or adapters; Suitable for drilling hard woods.

Dimension:

Model	the corresponding bit size
#5	1.98mm
#6	2.38mm (0.0937 inch)
#8	2.78mm (0.1094 inch)
#10	3.175mm (0.125 inch)
#12	3.56mm (0.14 inch)

Five piece set includes bits for drilling pilot holes for screw sizes #5 #6,#8,#10 and #12

Special designed steel counter sleeve countersinks or counter bores pilot hole

Adjustable counter sleeve depth with Allen wrench

Standard hex shank is quick change compatible

Drill and countersink for wood screws without changing bits

Drilling length can be adjusted for various length screws simply by loosening and tightening the set screw

Package Included: 
1x Set(5pcs)Countersunk Drill Bit