Huada Superabrasive Tool Technology Co. Ltd

Model Number: TD-013 Key Specifications/Special Features: 1/4" hex shank HSS twist drill bitsHardened high speed steel body provides additional safeguard.HSS cobalt high speed steel is available on request.Right hand cutting direction. Standard two flute design.General purpose hex shank drills are designed for use in cordless screwdrivers and drills. For general purpose drilling. Hex shank has a recessed snap-in ring to lock drills into drill chuck.Heavy duty hex shank drills are designed for use in cordless screwdrivers and for drilling harder materials. Hex shank has a recessed snap-in ring to lock drills into drill chuck.Black oxide finish or bright finish are available on request.135-degree split point for quick start and no walk application.118-degree point angle design for general purpose are available on request.Hex shank drill bits set is available on request.Metric size are available ( DIN standard ):1.0mm - 13.0mm by 0.1mmSet are available:1.5 - 6.5mm x 13pcs set
Inch size are available ( ANSI B94.11M-1993 standard ):
Fractional size: 1/16" - 1/2"
Letter size: A - Z
Wire gage size: 1# - 60#
Set are available:
1/16" - 1/4" x 7pcs set by 32NDS
1/16" - 1/4" x 13pcs set by 16NDS