Description:
8pcs Twist Drill Bit Set HSS 1\/2 Inch Straight Shank Twist Drill Bits from 9\/16 Inch to 1 Inch

Specification:
Item Name : Twist Drill Bit
Material: HSS 4241 \/ High Speed Steel
Surface Treatment: Nitrogen Coated
Shank Size: 1\/2!#!amp!*!quot; Straight Shank
Shank Diameter : 12.7mm\/0.5!#!amp!*!quot;
Shank Length : 55mm\/2.17!#!amp!*!quot;
Flute Length : 93mm\/3.66''
Total Length : 148mm\/5.83!#!amp!*!quot;
Drilling Diameter: 9\/16!#!amp!*!quot;(14.2mm)， 5\/8!#!amp!*!quot;(15.8mm)， 11\/16!#!amp!*!quot;(17.4mm)， 3\/4!#!amp!*!quot;(19mm)， 13\/16!#!amp!*!quot;(20.6mm)， 7\/8!#!amp!*!quot;(22.2mm)， 15\/16!#!amp!*!quot;(23.8mm)， 1!#!amp!*!quot;(25.4mm)
Quantity: 8pcs

Features:
Using high-quality high-speed steel， through special treatment， processed iron， steel， plastic， wood，copper，
Aluminum and other metal materials.
Durable， mainly used for bore machining

Package Included:
1x Set (8pcs) Twist Drill Bit

More Details: