ANSI B94.11M  HSS STRAIGHT SHANK TWIST DRILL BITS ---- JOBBER LENGTH
　
NEW PRODUCT
TURBOMAX HSS(HSS-E)Fully Ground Twist Drill Bits

 

Manufacturing Process:Fully Ground

Material:HSS, HSS-E(M35,M42)

Sizes:1/64"-5/8";1#-60#;A-Z;1mm-13mm

Surface Finishing:White, TIN Coated, Rainbow Color, Bright, Black & Bright, Zirconium Coating, Black, Coffee Color, etc.

*Shank: Three flat shank are available from size 3/16"

Point  Angle:118＜or 135＜

*High performance metal drilling for portable drill users, works well on curved surfaces

*Revolutionary tip design stays sharper longer and drills up to 10x faster than other leading drill bits

* High speed steel features a black body and gold flute

*Self-centering TURBOMAX tip for clean entry and fast starts; stays sharp longer

*Three flatted shank on 3/16" and above for better chuck grip

Item No.:ZY-H025

　
HSS  Rolled Twist Drill bits

Manufacturing Process:Roll Forged.

Material:HSS

Sizes:1/64"-5/8";1#-60#;A-Z;1mm-13mm

Surface Finishing:Black, Black & White, Coffee, etc.

Point  Angle:118＜or 135＜

Item No.:ZY-H021

　
 HSS Rolled & Polished Twist Drill Bits

Manufacturing Process:Rolled & Polished

Material:HSS

Sizes:1/64"-5/8";1#-60#;A-Z;1mm-13mm

Surface Finishing:White,TIN coated, Rainbow Colour, etc.

Point  Angle:118＜or 135＜

Item No.:ZY-H022
　
HSS Fully Ground Twist Drill Bits

Manufacturing Process:Fully Ground

Material:HSS

Sizes:1/64"-5/8";1#-60#;A-Z;1mm-13mm

Surface Finishing:White, TIN Coated, Rainbow Color, Bright, Black & Bright, Zirconium Coating, Black, Coffee Color, etc.

Shank: Three flat shank are available from size 3/16"

Point  Angle:118＜or 135＜

Item No.:ZY-H023

　

 

　

　

　
 HSS-E Fully Ground, Twist Drill Bits

Manufacturing Process:Fully Ground

Material:M35,M42(Cobalt 5%or Cobalt 8%)

Sizes:1/64"-5/8";1#-60#;A-Z;1mm-13mm

Surface Finishing:Coffee Color,White, Dark Coffee,etc.

Shank: Three flat shank are available from size 3/16"

Point  Angle:118＜or 135＜

Item No.:ZY-H024

　

　

　

　 　
　    Related Information:
　    1. HSS Drill Sets
　    2. Combination Drill Sets
　    3. PowerTool Sets
FRACTIONAL SIZES FRACTIONAL SIZES
　 　
Size Dec. Flute Overall
Equiv. Length Length
　 　 　 　
　 1/64 .0156 　 3/4 　 3/16
　 1/32 .0312 　 1-3/8 　 1/2
　 3/64 .0469 　 1-3/4 　 3/4
　 1/16 .0625 　 1-7/8 　 7/8
　 5/64 .0781 　 2 　 1
　 3/32 .0938 　 2-1/4 　 1-1/4
　 7/64 .1094 　 2-5/8 　 1-1/2
　 1/8 .1250 　 2-3/4 　 1-5/8
　 9/64 .1406 　 2-7/8 　 1-3/4
　 5/32 .1562 　 3-1/8 　 2
　 11/64 .1719 　 3-1/4 　 2-1/8
　 3/16 .1875 　 3-1/2 　 2-5/16
　 13/64 .2031 　 3-5/8 　 2-7/16
　 7/32 .2188 　 3-3/4 　 2-1/2
　 15/64 .2344 　 3-7/8 　 2-5/8
　 1/4 .2500 　 4 　 2-3/4
　 17/64 .2656 　 4-1/8 　 2-7/8
　 9/32 .2812 　 4-1/4 　 2-15/16
　 19/64 .2969 　 4-3/8 　 3-1/16
　 5/16 .3125 　 4-1/2 　 3-3/16
　 21/64 .3281 　 4-5/8 　 3-5/16
　 11/32 .3438 　 4-3/4 　 3-7/16
　 23/64 .3594 　 4-7/8 　 3-1/2
　 3/8 .3750 　 5 　 3-5/8
　 25/64 .3906 　 5-1/8 　 3-3/4
　 13/32 .4062 　 5-1/4 　 3-7/8
　 27/64 .4219 　 5-3/8 　 3-15/16
　 7/16 .4375 　 5-1/2 　 4-1/16
　 29/64 .4531 　 5-5/8 　 4-3/16
　 15/32 .4688 　 5-3/4 　 4-5/16
　 31/64 .4844 　 5-7/8 　 4-3/8
　 1/2 .5000 　 6 　 4-1/2
　 33/64 .5156 　 6-5/8 　 4-13/16
　 17/32 .5312 　 6-5/8 　 4-13/16
　 35/64 .5469 　 6-5/8 　 4-13/16
　 9/16 .5625 　 6-5/8 　 4-13/16
　 37/64 .5781 　 6-5/8 　 4-13/16
　 19/32 .5938 　 7-1/8 　 5-3/16
　 39/64 .6094 　 7-1/8 　 5-3/16
　 　 　 　
Size Dec. Flute Overall
Equiv. Length Length
　 　 　 　
　 5/8 .6250 7-1/8 　 5/3/16
　 41/64 .6406 7/1/8 　 5-3/16
　 21/32 .6562 7-1/8 　 5-3/16
　 43/64 .6719 7-5/8 　 5-5/8
　 11/16 .6875 7-5/8 　 5-5/8
　 3/4 .7500 7-5/8 　 5-5/8
　 　 　 　
　 　 　 　
LETTER SIZES
Size Dec. Flute Overall
Equiv. Length Length
　 　 　 　 　 　
A .2340 　 3-7/8 　 2-5/8
B .2380 　 4 　 2-3/4
C .2420 　 4 　 2-3/4
D .2460 　 4 　 2-3/4
E .2500 　 4 　 2-3/4
F .2570 　 4-1/8 　 2-7/8
G .2610 　 4-1/8 　 2-7/8
H .2660 　 4-1/8 　 2-7/8
I .2720 　 4-1/8 　 2-7/8
J .2770 　 4-1/8 　 2-7/8
K .2810 　 4-1/4 　 2-15/16
L .2900 　 4-1/4 　 2-15/16
M .2950 　 4-3/8 　 3-1/16
N .3020 　 4-3/8 　 3-1/16
O .3160 　 4-1/2 　 3-3/16
P .3230 　 4-5/8 　 3-5/16
Q .3320 　 4-3/4 　 3-7/16
R .3390 　 4-3/4 　 3-7/16
S .3480 　 4-7/8 　 3-1/2
T .3580 　 4-7/8 　 3-1/2
U .3680 　 5 　 3-5/8
V .3770 　 5 　 3-5/8
W .3860 　 5-1/8 　 3-3/4
X .3970 　 5-1/8 　 3-3/4
Y .4040 　 5-1/4 　 3-7/8
Z .4030 　 5-1/4 　 3-7/8