5pcs power tools HSS Countersink Drill Bit Set 1/4" Hex Shank Quick Change Taper for Woodworking Carpentry Reamer Chamfer |

5pcs power tools HSS Countersink Drill Bit Set 1/4" Hex Shank Quick Change Taper for Woodworking Carpentry Reamer Chamfer |

This 5pcs countersinks are suitable for drilling less than 25HRC hardness workpieces, such as carbon steel, sheet iron, insulation board, PVC board, hard woods, wood, etc. They can drill out sunk holes for screw cap while drilling the screw hole and keep them on the same axial, also suitable for the drilling machines with collets or adapters.

Features:
6 piece set includes 5 bits for drilling pilot holes for screw sizes #5 #6,#8,#10 and #12 and 1 hex wrench.
Special designed HSS steel counter sleeve countersinks & counter bores pilot hole.
Adjustable counter sleeve depth with allen wrench and 1/4" hex shank is quick change compatible.
Pre-drilling and countersink to drive screws flush with the material surface or deep hole counter boring for driving screw heads below the surface.
Drill and countersink for wood screws without changing bits, very convenient.
Adjustable drilling length for various length screws simply by loosening and tightening the screw.

Specifications:
Color: Silver + Black
Material: Carbon Steel + High Speed Steel (HHS4241)
Hardness: HRC 60
Countersink Sizes: #5, #6, #8, #10, #12
Shank: 1/4"(6.35mm) Hex Shank
Quantity: 5 pcs Drill Bits + 1 pc Small Wrench
Chamfer Diameter: 10mm / 0.39"
Countersink Diameter:
5#   1.98mm / 0.078"
6#   2.38mm / 0.09"       
8#   2.78mm / 0.11"     
10#  3.175mm / 0.125"      
12#  3.56mm / 0.14"    
Countersink Length:
5#   54mm / 2.13"
6#   56mm / 2.20"       
8#   61mm / 2.40"     
10#  64mm / 2.52"      
12#  69mm / 2.72"
Item Weight: Approx. 71g / 2.50oz (6pcs set)
Package Size: Approx. 7 * 5 * 1.1cm / 2.78 * 1.97 * 0.43in
Package Weight: Approx. 73g / 2.57oz

Package List:
5 * Countersink Drill Bits 
1 * Hex Wrench

Shipping:

1.We guarantee to ship goods out within 24-72 hour after payment confirmation except holiday.
2.We ship by China post,HKpost EMS,DHL,Fedex,according to your choice when placing orders .
3.If you didn't receive the item after 45 days,please feel free to contact us.We will make all our effort to resolve the problem.
4.We are not responsible for delays causedby the customs,Import duties,taxes or other customscharges.

Warranty:

1.All items have 1 year guarantee.IF your purchase do not meet merchantable quality, fitness for purpose or match the description, We can make sure your issues are resolved .
2.For wrongly-shipped items, Please contact us in 48 hours after delivery.We will arrange to deliver the correct items or return all your payment.
3.For defective or faulty products,please take photos or videos,we would resend or refund after confirmation.