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21pc HSS M2 Drill Bit Set 1/64-1/2in Black Gold Finish Steel Box

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21pc HSS M2 Drill Bit Set 1/64-1/2in Black Gold Finish Steel Box

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Brand Name : RTCRAFT or OEM

Model Number : 1/64-3/4inch, A-Z, 60-1#

Certification : ISO,MPA,TUV

Place of Origin : CHINA

MOQ : Negotiation

Price : Negotiation

Payment Terms : L/C, T/T, Western Union

Supply Ability : 1000000pcs/month

Delivery Time : about 20 days

Packaging Details : pvc bag,blister card,plastic tube,plastic box

Product Name : HSS Drill Bits

Material : HSS M2

Size : 1/64-3/4inch, A-Z, 60-1#

Package : Steel box

Processing : Fully Ground

Surface : Black&Gold

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21pcs Jobber Length HSS Drill Bits Set Black and Gold Finish HSS M2 Metal Box

Description of Jobber length HSS Drill Bits:

1. Material:HSS M2;

2. Process:Fully Ground

3. Surface:Gold and Black

4. Point:1135°degree split point

5. Shank:Straight Shank

6. Drilling holes on hard metal,stainless steell.

Specification of HSS Drill Bits:

1. Material and Hardness:

DESCRIPTION OF HSS C W Mo Cr V Co Si Mn P S
　 % % % % % % % % % %
W2MoCr4V(F4341) 0.95-1.05 1.7-2.4 0.8-1.2 3.8-4.4 0.8-1.2 　 1.0-1.4 0.2-0.4 <=0.03 <=0.03
W4Mo3Cr4V(4341) 0.88-0.98 3.5-4.5 2.5-3.5 3.8-4.4 1.2-1.8 　 0.5-1.2 0.2-0.4 <=0.03 <=0.03
W9Mo3Cr4V(9341) 0.77-0.87 8.5-9.5 2.7-3.3 3.8-4.4 1.3-1.7 - 0.2-0.4 0.2-0.4 <=0.03 <=0.03
W6Mo5Cr4V2(M2) 0.8-0.9 5.5-6.75 4.5-5.5 3.8-4.4 1.75-2.2 - 0.2-0.4 0.2-0.4 <=0.03 <=0.03
W6Mo5Cr4V2Co5(M35) 0.9-0.95 5.5-6.5 4.5-5.5 3.8-4.4 1.75-2.2 4.5-5.5 0.2-0.4 0.2-0.4 <=0.03 <=0.03
W2Mo9Cr4V2Co8(M42) 1.05-1.15 1.15-1.85 9.0-10.0 3.5-4.25 0.95-1.25 7.75-8.75 0.15-0.65 0.15-0.4 <=0.02 <=0.025

2. Size:

21pc HSS M2 Drill Bit Set 1/64-1/2in Black Gold Finish Steel Box

FRACTIONAL SIZES NUMBER SIZES
　
Size Dec. Flute(L2) Overall(L1) Size Dec. Flute(L2) Overall(L1)
Equiv. Length Length Equiv. Length Length
　 1/64 0.0156 　 3/4 　 3/16 60 0.0400 11/16 1 5/8
　 1/32 0.0312 　 1-3/8 　 1/2 59 0.0410 11/16 1 5/8
　 3/64 0.0469 　 1-3/4 　 3/4 58 0.0420 11/16 1 5/8
　 1/16 0.0625 　 1-7/8 　 7/8 57 0.0430 11/16 1 3/4
　 5/64 0.0781 　 2 　 1 56 0.0465 3/4 1 3/4
　 3/32 0.0938 　 2-1/4 　 1-1/4 55 0.0520 7/8 1 7/8
　 7/64 0.1094 　 2-5/8 　 1-1/2 54 0.0550 7/8 1 7/8
　 1/8 0.125 　 2-3/4 　 1-5/8 53 0.0595 7/8 1 7/8
　 9/64 0.1406 　 2-7/8 　 1-3/4 52 0.0635 7/8 1 7/8
　 5/32 0.1562 　 3-1/8 　 2 51 0.0670 1 2
　 11/64 0.1719 　 3-1/4 　 2-1/8 50 0.0700 1 2
　 3/16 0.1875 　 3-1/2 　 2-5/16 49 0.0730 1 2
　 13/64 0.2031 　 3-5/8 　 2-7/16 48 0.0748 1 2
　 7/32 0.2188 　 3-3/4 　 2-1/2 47 0.0785 1 2
　 15/64 0.2344 　 3-7/8 　 2-5/8 46 0.0810 1 1/8 2 1/8
　 1/4 0.25 　 4 　 2-3/4 45 0.0820 1 1/8 2 1/8
　 17/64 0.2656 　 4-1/8 　 2-7/8 44 0.0860 1 1/8 2 1/8
　 9/32 0.2812 　 4-1/4 　 2-15/16 43 0.0890 1 1/4 2 1/4
　 19/64 0.2969 　 4-3/8 　 3-1/16 42 0.0935 1 1/4 2 1/4
　 5/16 0.3125 　 4-1/2 　 3-3/16 41 0.0960 1 3/8 2 3/8
　 21/64 0.3281 　 4-5/8 　 3-5/16 40 0.0980 1 3/8 2 3/8
　 11/32 0.3438 　 4-3/4 　 3-7/16 39 0.0995 1 3/8 2 3/8
　 23/64 0.3594 　 4-7/8 　 3-1/2 38 0.1015 1 7/16 2 1/2
　 3/8 0.375 　 5 　 3-5/8 37 0.1040 1 7/16 2 1/2
　 25/64 0.3906 　 5-1/8 　 3-3/4 36 0.1065 1 7/16 2 1/2
　 13/32 0.4062 　 5-1/4 　 3-7/8 35 0.1100 1 1/2 2 5/8
　 27/64 0.4219 　 5-3/8 　 3-15/16 34 0.1110 1 1/2 2 5/8
　 7/16 0.4375 　 5-1/2 　 4-1/16 33 0.1130 1 1/2 2 5/8
　 29/64 0.4531 　 5-5/8 　 4-3/16 32 0.1160 1 5/8 2 3/4
　 15/32 0.4688 　 5-3/4 　 4-3/8 31 0.1200 1 5/8 2 3/4
　 31/64 0.4844 　 5-7/8 　 4-1/2 30 0.1285 1 5/8 2 3/4
　 1/2 0.5 　 6 　 4-13/16 29 0.1360 1 3/4 2 7/8
　 33/64 0.5156 　 6-5/8 　 4-13/16 28 0.1405 1 3/4 2 7/8
　 17/32 0.5312 　 6-5/8 　 4-13/16 27 0.1440 1 7/8 3
　 35/64 0.5469 　 6-5/8 　 4-13/16 26 0.1470 1 7/8 3
　 9/16 0.5625 　 6-5/8 　 4-13/16 25 0.1495 1 7/8 3
　 37/64 0.5781 　 6-5/8 　 4-13/16 24 0.1520 2 3 1/8
　 19/32 0.5938 　 7-1/8 　 5-3/16 23 0.1540 2 3 1/8
　 39/64 0.6094 　 7-1/8 　 5-3/16 22 0.1570 2 3 1/8
　 5/8 0.625 　 7-1/8 　 5-3/16 21 0.1590 2 1/8 3 1/4
　 41/64 0.6406 　 7-1/8 　 5-3/16 20 0.1610 2 1/8 3 1/4
　 21/32 0.6562 　 7-1/8 　 5-3/16 19 0.1660 2 1/8 3 1/4
　 43/64 0.6719 　 7-1/8 　 5-5/8 18 0.1695 2 1/8 3 1/4
　 11/16 0.6875 　 7-1/8 　 5-5/8 17 0.1730 2 3/16 3 3/8
　 3/4 0.75 　 7-1/8 　 5-5/8 16 0.1770 2 3/16 3 3/8
15 0.1800 2 3/16 3 3/8
LETTER SIZES 14 0.1820 2 3/16 3 3/8
13 0.1850 2 5/16 3 1/2
Size Dec. Flute Overall 12 0.1890 2 5/16 3 1/2
Equiv. Length Length 11 0.1910 2 5/16 3 1/2
A 0.234 　 3-7/8 　 2-5/8 10 0.1935 2 7/16 3 5/8
B 0.238 　 4 　 2-3/4 9 0.1960 2 7/16 3 5/8
C 0.242 　 4 　 2-3/4 8 0.1990 2 7/16 3 5/8
D 0.246 　 4 　 2-3/4 7 0.2010 2 7/16 3 5/8
E 0.25 　 4 　 2-3/4 6 0.2040 2 1/2 3 3/4
F 0.257 　 4-1/8 　 2-7/8 5 0.2055 2 1/2 3 3/4
G 0.261 　 4-1/8 　 2-7/8 4 0.2090 2 1/2 3 3/4
H 0.266 　 4-1/8 　 2-7/8 3 0.2130 2 1/2 3 3/4
I 0.272 　 4-1/8 　 2-7/8 2 0.2210 2 5/8 3 7/8
J 0.277 　 4-1/8 　 2-7/8 1 0.2280 2 5/8 3 7/8
K 0.281 　 4-1/4 　 2-15/16
L 0.29 　 4-1/4 　 2-15/16
M 0.295 　 4-3/8 　 3-1/16
N 0.302 　 4-3/8 　 3-1/16
O 0.316 　 4-1/2 　 3-3/16
P 0.323 　 4-5/8 　 3-5/16
Q 0.332 　 4-3/4 　 3-7/16
R 0.339 　 4-3/4 　 3-7/16
S 0.348 　 4-7/8 　 3-1/2
T 0.358 　 4-7/8 　 3-1/2
U 0.368 　 5 　 3-5/8
V 0.377 　 5 　 3-5/8
W 0.386 　 5-1/8 　 3-3/4
X 0.397 　 5-1/8 　 3-3/4
Y 0.404 　 5-1/4 　 3-7/8
Z 0.403 　 5-1/4 　 3-7/8

21pc HSS M2 Drill Bit Set 1/64-1/2in Black Gold Finish Steel Box

Feature of HSS Drill Bit:
1. Tri-flat shank for better grip
2. Professional split 135 degree split
3. Self centering
4. Jobber lenth
5. Black/gold for smoother cutting.

Bits size in Set:
1. Size:1/16", 5/64",3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2".
2. Package:Steel box

21pc HSS M2 Drill Bit Set 1/64-1/2in Black Gold Finish Steel Box

Delivery and Payment:

1. Samples or small order will be delivered by courier,DHL,FEDEX,TNT,etc

2. Normal order will be delivered by sea.

3. 20-30Days after your deposite.

21pc HSS M2 Drill Bit Set 1/64-1/2in Black Gold Finish Steel Box

21pc HSS M2 Drill Bit Set 1/64-1/2in Black Gold Finish Steel Box


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