Products
Good price 3 flatted shank drill bits for aluminium ,wood ,plastic
Product Details
|
Material |
HSSM42, HSSM35, HSSM2(6542), HSS4341, HSS4241 |
|
Process |
fully ground, edge ground/half ground, roll forged, milled |
|
Standard |
DIN338, DIN340, DIN1897, DIN1869 |
|
Split point |
118°and 135° tip both available |
|
Stamping |
laser marking and (letter) stamping. |
|
Shank |
Straight shank(Tri-Flats shank,Hex shank,Round shank,Morse taper shank) |
|
Available Packing |
single sleeve packing, sandwich packing, blister packing, square plastic box packing( with hanger or without hanger), Bosch plastic box packing, flat plastic box packing, 5/10 PVC bag packing, paper bag, |
|
Surface Color |
black flute & golden shank, black flute & white shank, bright finished, black oxide,Tin-coated, amber(coffee) finished. |
|
Diameter Zize |
0.5-20mm. 1/16"-1", A-Z, 1# - 90# |
|
Total Length |
2.5-140mm |
|
Features |
1.Tri-flat shank on 3/16" thru 1/2" drill bits 2.Split point tip penetrates surface on contact and prevents drill bit "walking" 3.Shorter, stronger cutting lip for easier drilling and longer life 4.Aggressive web taper prevents breakage for more holes per drill bit 5.Precision CNC machined for faster, more efficient chip removal |
HSS Twist Drill Bits Size
|
Diameters |
Overall length |
Flute length |
Diameters |
Overall length |
Flute length |
|
mm |
mm |
mm |
inch |
inch |
inch |
|
0.5 |
22 |
6 |
3/64" |
1-3/4" |
3/4" |
|
1.0 |
34 |
12.0 |
1/16" |
1-7/8" |
7/8" |
|
1.5 |
43 |
20.0 |
5/64" |
2" |
1" |
|
2 |
49 |
24.0 |
3/32" |
2-1/4" |
1-1/8" |
|
2.5 |
57 |
30.0 |
7/64" |
2-5/8" |
1-1/2" |
|
3.0 |
61 |
33.0 |
1/8" |
2-3/4" |
1-5/8" |
|
3.2 |
65 |
36.0 |
9/64" |
2-7/8" |
1-3/4" |
|
3.5 |
70 |
39.0 |
5/32" |
3-1/8" |
2" |
|
4.0 |
75 |
46.0 |
11/64" |
3-1/4" |
2-1/8" |
|
4.2 |
75 |
46.0 |
3/16" |
3-1/2" |
2-5/16" |
|
4.5 |
80 |
47.0 |
13/64" |
3-5/8" |
2-7/76" |
|
4.8 |
86 |
52.0 |
7/32" |
3-3/4" |
2-1/2" |
|
5.0 |
86 |
52.0 |
15/64" |
3-7/8" |
2-5/8" |
|
5.2 |
86 |
52.0 |
1/4" |
4" |
2-3/4" |
|
5.5 |
93 |
57.0 |
17/67" |
4-1/8" |
2-7/8" |
|
6.0 |
93 |
57.0 |
9/32" |
4-1/4" |
2-15/16" |
|
6.5 |
101 |
63.0 |
19/64" |
4-3/8" |
3-1/16" |
|
7.0 |
109 |
69.0 |
5/16" |
4-1/2" |
3-3/16" |
|
7.5 |
109 |
69.0 |
21/64" |
4-5/8" |
3-5/16" |
|
8.0 |
117 |
75.0 |
11/31" |
4-3/4" |
3-7/16" |
|
8.5 |
117 |
75.0 |
23/64" |
4-7/8" |
3-1/2" |
|
9.0 |
125 |
81.0 |
3/8" |
5" |
3-5/8" |
|
9.5 |
125 |
81.0 |
25/64" |
5-1/8" |
3-3/4" |
|
10.0 |
133 |
87.0 |
13/32" |
5-1/4" |
3-7/8" |
|
10.5 |
133 |
87.0 |
27/64" |
5-3/8" |
3-15/16" |
|
11.0 |
142 |
94.0 |
7/16" |
5-1/2" |
4-1/16" |
|
11.5 |
142 |
94.0 |
29/64" |
5-5/8" |
4-3/16" |
|
12.0 |
151 |
101 |
15/32" |
5-3/4" |
4-5/16" |
|
12.5 |
151 |
101 |
31/64" |
5-7/8" |
4-3/8" |
|
13.0 |
151 |
101 |
17/32" |
6-5/8" |
4-13/16" |
|
13.5 |
160 |
108 |
35/64" |
6-5/8" |
4-13/16" |
|
14.0 |
160 |
108 |
9/64" |
6-5/8" |
4-13/16" |
|
14.5 |
169 |
114 |
37/64" |
6-5/8" |
4-13/16" |
|
15.0 |
169 |
114 |
19/32" |
7-1/8" |
5-13/16" |
|
15.5 |
178 |
120 |
39/64" |
7-1/8" |
5-13/16" |
|
16.0 |
178 |
120 |
5/8" |
7-1/8" |
5-13/16" |
|
16.5 |
184 |
125 |
41/64" |
7-1/8" |
5-13/16" |
|
17.0 |
184 |
125 |
21/32" |
7-1/8" |
5-13/16" |
|
17.5 |
191 |
130 |
43/64" |
7-5/8" |
5-5/8" |
|
18.0 |
191 |
130 |
11/16" |
7-5/8" |
5-5/8" |
|
18.5 |
198 |
135 |
|||
|
19.0 |
198 |
135 |
DIN338 AND ANSI standard jobber length fraction
HSS Twist Drill Bits RPM
NOTE: Bigger diameters, slower rotation speed.
|
Twist Drill Bits Diameters(mm) |
RPM(R/Min) |
|
1mm-2mm |
3000-1800(r/min) |
|
2mm-3mm |
1800-1400(r/min) |
|
3mm-4mm |
1400-1000(r/min) |
|
4mm-5mm |
1000-800(r/min) |
|
5mm-6mm |
800-700(r/min) |
|
6mm-7mm |
700-600(r/min) |
|
7mm-8mm |
600-500(r/min) |
|
8mm-9mm |
500-400(r/min) |
|
9mm-10mm |
400-350(r/min) |
|
10mm-11mm |
350-300(r/min) |
|
11mm-12mm |
300-280(r/min) |
|
12mm-13mm |
280-250(r/min) |
|
14mm |
220(r/min) |
|
15mm |
200(r/min) |
Our Advantages
-We have larger warehouse to shock products for delivery on time.
-We have professional sale and technology team to serve our customers to ensure your shopping experience
-Our products with best material HSS4241 to ensure our twist drill bits sharp and fast drilling ;
-Stable quality and widely use for hole drilling in hard material;
-Because our is factory,we can supply competitive price.
-The samples are free,freight is collected.If we can have your order ,we will decrease the freight cost from our first order.
Shipping and Packing
Shipping: Express delivery, air shipping, sea shipping are available for your request. Usual delivery time is 5-10days after receiving the advance payment; For the customized product, 15-30 days after receiving the advance payment.
Packing: We also supply single pvc bag,paper bag,colored plastic square box,transparent plastic box,skin card,sandwich and so on packages with size, logo,brand and other information.
FAQ
Q: Are you professional manufacturer of HSS twist drill bits?
A: Yes,JIANGSU HAOKE MATERIAL TECH CO.,LTD is a professional factory that main products is HSS TWIST DRIL BITS.Following took a few photos of our workshop production and warehouse.
Q: Is OEM available?
A: Yes, OEM and customization are available. Graved logo marker,Laser logo marker,, customized packing. Printed Inner box, Carton box.
Q: Are samples available?
A: Yes, you can ask some samples for testing after confirming our prices, but please pay the sample and freight fee, the sample fee will be returned to you after you making official order.
Q: What is your payment terms?
A: T/T,L/C,D/A,D/P,Paypal,Western Union,for different circumstances.
Q: What's your delivery way?
A: Express delivery, air shipping, sea shipping are available for your request.
Q: What's your delivery time?
A: Usual delivery time is 5-10days after receiving the advance payment; For the customized product, 15-30 days after receiving the advance payment.
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