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HSS - 4241 / 4341 Flexible Drill Bit , Black Roll Forged twist drill bits

HSS - 4241 / 4341 Flexible Drill Bit , Black Roll Forged twist drill bits

  • HSS - 4241 / 4341 Flexible Drill Bit , Black Roll Forged twist drill bits
  • HSS - 4241 / 4341 Flexible Drill Bit , Black Roll Forged twist drill bits
  • HSS - 4241 / 4341 Flexible Drill Bit , Black Roll Forged twist drill bits
  • HSS - 4241 / 4341 Flexible Drill Bit , Black Roll Forged twist drill bits
HSS - 4241 / 4341 Flexible Drill Bit , Black Roll Forged twist drill bits
Product Details:
Place of Origin: CHINA
Brand Name: STARRY and OEM
Certification: ISO9000
Model Number: 3mm 3.2mm 4mm 5mm 6mm 8mm 10mm
Payment & Shipping Terms:
Minimum Order Quantity: 500
Price: Negotiable
Packaging Details: Plastic tube;Paper Color box;Plastic box;BOSCH box.
Delivery Time: 30-45days
Payment Terms: T/T, MoneyGram
Supply Ability: 3000000/PCS Per Month
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Detailed Product Description
Product Name: HSS Roll Forged Twist Drill Bit Material: HSS-4241;HSS-4341;HSS-M2
Surface:: Black Finished Degree Point: 118°
Produce Process: Roll Forged Application: Metal, Steel Plate
Hardness: 64-66HRC Service: OEM
High Light:

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HSS - 4241 / 4341 Flexible Drill Bit , Black Roll Forged twist drill bits

1. Detail:

DIN338 HSS-4241 Roll Forged Black-oxided Twist Drill Bits

 

Type: HSS twist drill bit
Shank: Straight Shank
Surface Finish: Black oxide
Standard: DIN338
Hss Material: 4241
Product Technic: Roll Forged
Ponit Angle: 118° / 135° or Split point
Payment Term: TT,or Western union

 

we can supply different kinds material for you:

 

HRC CHEMICAL COMPOSITION(%) International DIN
  C W Mo Cr V    
60-62 0.9-1.0 1.5-2.5 0.5-1.2 3.8-6.0 0.5-1.0 T-4241 /
62-65 0.88-0.98 3.5-4.5 2.5-3.5 3.8-4.4 1.3-1.7 4341 W4
63-66 0.77-0.87 8.5-9.5 2.7-3.3 3.8-4.4 1.3-1.7 9341 W9
63-66 0.8-0.9 5.5-6.75 4.5-5.5 3.8-4.4 1.75-2.2 6542 M2
64-67 0.9-0.95 5.5-6.5 4.5-5.5 3.8-4.4 1.75-2.2 Co5% M35
66-68 1.05-1.15 1.15-1.85 9.0-10.0 3.5-4.25 0.95-1.35 Co8% M42

 

HSS GRADE  HRC(Rockwell Hardness)
Mo2Cr4Vsi--4241 60-62
Mo3Cr4Vsi--4341 62-65
Mo3Cr4V---9341 63-66
Mo5Cr4V2-6542/M2 63-66
Mo5Cr4V2Co5-M35 64-67 HSS Co5%

 

 

HSS - 4241 / 4341 Flexible Drill Bit , Black Roll Forged twist drill bits 0

 

3. Size:

 

DIN338 Left Hand Flute Twist HSS Drill Bits Amber Finished Straight Shank

 

D(mm) L2(mm) L1(mm) D(mm) L2 (mm) L1(mm) D(mm) L2 (mm) L1(mm) D(mm) L2 (mm) L1(mm)
0.2 2.5 19 1.95 24 49 6 57 93 11.2 94 142
0.22 2.5 19 2 24 49 6.1 63 101 11.3 94 142
0.25 3 19 2.05 24 49 6.2 63 101 11.4 94 142
0.28 3 19 2.1 24 49 6.3 63 101 11.5 94 142
0.3 3 19 2.15 27 53 6.4 63 101 11.6 94 142
0.32 4 19 2.2 27 53 6.5 63 101 11.7 94 142
0.35 4 19 2.25 27 53 6.6 63 101 11.8 94 142
0.38 4 19 2.3 27 53 6.7 63 101 11.9 101 151
0.4 5 20 2.35 27 53 6.8 69 109 12 101 151
0.42 5 20 2.4 30 57 6.9 69 109 12.1 101 151
0.45 5 20 2.45 30 57 7 69 109 12.2 101 151
0.48 5 20 2.5 30 57 7.1 69 109 12.3 101 151
0.5 6 22 2.55 30 57 7.2 69 109 12.4 101 151
0.52 6 22 2.6 30 57 7.3 69 109 12.5 101 151
0.55 7 24 2.65 30 57 7.4 69 109 12.6 101 151
0.58 7 24 2.7 33 61 7.5 69 109 12.7 101 151
0.6 7 24 2.75 33 61 7.6 75 117 12.85 101 151
0.62 8 26 2.8 33 61 7.7 75 117 12.9 101 151
0.65 8 26 2.85 33 61 7.8 75 117 13 101 151
0.68 9 28 2.9 33 61 7.9 75 117 13.1 101 151
0.7 9 28 2.95 33 61 8 75 117 13.2 101 151
0.72 9 28 3 33 61 8.1 75 117 13.3 108 160
0.75 9 28 3.1 36 65 8.2 75 117 13.4 108 160
0.78 10 30 3.2 36 65 8.3 75 117 13.5 108 160
0.8 10 30 3.3 36 65 8.4 75 117 13.6 108 160
0.82 10 30 3.4 39 70 8.5 75 117 13.7 108 160
0.85 10 30 3.5 39 70 8.6 81 125 13.8 108 160
0.88 11 32 3.6 39 70 8.7 81 125 13.9 108 160
0.9 11 32 3.7 39 70 880 81 125 14 108 160
0.92 11 32 3.8 43 75 8.9 81 125 14.25 114 169
0.95 11 32 3.9 43 75 9 81 125 14.5 114 169
0.98 12 34 4 43 75 9.1 81 125 14.75 114 169
1 12 34 4.1 43 75 9.2 81 125 15 114 169
1.05 12 34 4.2 43 75 9.3 81 125 15.25 120 178
1.1 14 36 4.3 47 80 9.4 81 125 15.5 120 178
1.15 14 36 4.4 47 80 9.5 81 125 15.75 120 178
1.2 16 38 4.5 47 80 9.6 87 133 16 120 178
1.25 16 38 4.6 47 80 9.7 87 133 16.25 125 184
1.3 16 38 4.7 47 80 9.8 87 133 16.5 125 184
1.35 18 40 4.8 52 86 9.9 87 133 16.75 125 184
1.4 18 40 4.9 52 86 10 87 133 17 125 184
1.45 18 40 5 52 86 10.2 87 133 17.25 130 191
1.5 18 40 5.1 52 86 10.3 87 133 17.5 130 191
1.55 20 43 5.2 52 86 10.4 87 133 17.75 130 191
1.6 20 43 5.3 52 86 10.5 87 133 18 130 191
1.65 20 43 5.4 57 93 10.6 87 133 18.5 135 198
1.7 20 43 5.5 57 93 10.7 94 142 18.75 135 198
1.75 22 46 5.6 57 93 10.8 94 142 19 135 198
1.8 22 46 5.7 57 93 10.9 94 142 19.25 140 205
1.85 22 46 5.8 57 93 11 94 142 19.5 140 205
1.9 22 46 5.9 57 93 11.1 94 142 19.75 140 205
                  20 140 205

 

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 13 pcs set
1/16" ~ 3/8" x 21 pcs set
1/16" ~ 1/2" x 29 pcs set
115 pcs set

3. Application:

STARRY Drill bit can drilling holes on aluminium,plastic,wood,copper,iron.

 

HSS - 4241 / 4341 Flexible Drill Bit , Black Roll Forged twist drill bits 2

4. Packing:

1. 5/10 pieces packind in PVC bag, then in white paper box, then in carton. ( default bullk packing)

 

HSS - 4241 / 4341 Flexible Drill Bit , Black Roll Forged twist drill bits 3

 

5. Shipping Details:

  •  Samples or small order will be delivered by courier,DHL,FEDEX,TNT,etc
  •  Normal order will be delivered by sea.

HSS - 4241 / 4341 Flexible Drill Bit , Black Roll Forged twist drill bits 4

 

6. FAQ:

Q1: Do you have your own brand?
A1: Yes, the brand name is STARRY Tools, we can provide OEM services to our customers as well.

Q2: What's your target market?
A2: We mainly focus on Europe and South America right now.

Q3: What is the biggest advantage compared to the rivals?
A3: We are one of the strongest HSS Cutting tools supplier in China.


Q4: What is your MOQ?
A4: 500 pcs

Q5: What about the payment and delivery time?
A5: Delivery time: All items are ready in stock and can be sent within one week.
Payment: T/T.

100% protection for product quality, on-time shipment and payment

 

Q6: Can I get some samples?
A6: Yes, we are honored to offer you samples for quality check at your freight cost.

Q7: How does your factory do regarding quality control?
A7: Quality is priority. We always attach great importance to quality control from the very beginning to the end of the production. Every product will be carefully tested before it's packed for shipment.

Contact Details
Jiangsu Xingrui Tools CO.,LTD

Contact Person: Jerry

Tel: +86-15298489260

Fax: 86-514-86376918

Send your inquiry directly to us (0 / 3000)

Contact

Address: FeiDa indutrial Park,Hou Xiang Town,DanYang City,Jiang Su Province,China.

Factory Address:FeiDa indutrial Park,Hou Xiang Town,DanYang City,Jiang Su Province,China.