7 PCS Center Drill Bit Set,Self Centering Hinge Tapper Core Drill Bit Set for Woodworking, Adjustable Door Window Drill Bits with 1 Mini Hex Key

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Package includes
1 x 7pcs hss self centering hinge drill bit£¨7 colors£©and one mini hex key;

Size:
5/64'': hole diameter is about 2mm, use about 2.2 - 2.8mm tapping screw
7/64'': hole diameter is about 2.8mm, use about 3 - 3.5mm tapping screw
9/64'': hole diameter is about 3.5mm, use about 4 - 4.5mm tapping screw
11/64'': hole diameter is about 4.5mm, use about 5 - 5.5mm tapping screw
5mm: hole diameter is about 5mm,use about 5.5-6mm tapping screw
13/64'':hole diameter is about 5.2 mm,use about 6-6.5mm tapping screw
1/4'':hole diameter is about 6.35 mm,use about 7-7.5mm tapping screw

Features:

1, positioning accuracy, will not shift, the chips will automatic discharge from the hole on either side of the top of the drill, not stuck drill.
2, material in high speed steel drill bits,the shank of the stainless steel drill is 1/4 '' inch.
3, suitable for wood window or door tapping,fast replacement composite cone, uses drill edged principle.
4, the bits are surrounded by spring loaded guides that have a widow to show the drill bit depth while making adjustments. They come in the 3 most common hinge screw sizes 7/64 '', 9/64'', & 11/64 ''.
5, the 7/64 ''is good for drilling holes in smaller hinges and hardware like structured boxes.
6, the 9/64 ''is ideal for medium to full size hinges and hardware.
7, the 11/64 is perfect for door hinges, gate locks and all large hardware.


All Free ShippingEstimated Delivery Time: 7-20 Days

  The warranty is valid for 90 days after purchase

  We’ll refund your money if your item isn’t delivered within 45 days

  We’ll refund your money if the delivered item doesn’t match the description

  If you choose to cancel the order, funds will be returned to your account within 14 days

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7 PCS Center Drill Bit Set,Self Centering Hinge Tapper Core Drill Bit Set for Woodworking, Adjustable Door Window Drill Bits with 1 Mini Hex Key
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