Adjustable Circular Tightening Handle Screw L-Shaped Hand Screw Adjustable Circular Screw
| US$0.25 | 1,000 Pieces (MOQ) |
Port:
Shanghai, China
Production Capacity:
100000 Pieces/Year
Payment Terms:
L/C, T/T, D/P, Western Union
Ruian Ruiren Machinery Co., LTD.
Zhejiang, China
Last Login Date:
Aug 09, 2025
Main Products:
Fastener, Screw, Bolt, Nut, Lead Screw, Worm, Shaft, Armature Shaft, Elevator Pulley Accessories, Automobile Bolt Accessories
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Product Description
Company Info
Basic Info.
Model NO.
20250617-7
Material
Carbon Steel
Type
L Shaped
Connection
Common Bolt
Head Style
T Head
Standard
DIN, ANSI, GB, JIS, BSW, GOST
Grade
8.8
Application
Machinery, Chemical Industry, Environmental, Building
Finish
Black Oxide
Diameter
M14
Thread
Coarse Thread
Treatment
Natural, Black Coating, Zinc
Materials
S25c, 35, 45
Number of Starts
Single
Hardening
8.8
Processing Equipment
Cold Heading
Sample
Sample Free, Freight Is on Your Own Account
L Length
10mm
Trademark
as the customer required
Transport Package
Carton
Specification
M14
Origin
China
HS Code
7318159001
Product Description
Product Description
Product Description:A handle screw is a specialized fastener designed to securely attach handles, knobs, or levers to doors, cabinets, machinery, or equipment. It typically features a threaded shaft and a head that allows for tool engagement while providing a flush or decorative finish.
| Thread Size(d) | M5 | M6 | M8 | M10 | M12 | M16 | M20 | ||
| P | Thread Pitch | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2.5 | |
| ds | Nominal | 6.5 | 8 | 10 | 13 | 16 | 20 | 25 | |
| Max. | 6.487 | 7.987 | 9.987 | 12.984 | 15.984 | 19.980 | 24.980 | ||
| Min. | 6.451 | 7.951 | 9.951 | 12.941 | 15.941 | 19.928 | 24.928 | ||
| b | Max. | 9.75 | 11.25 | 13.25 | 16.40 | 18.40 | 22.40 | 27.40 | |
| Min. | 9.25 | 10.75 | 12.75 | 15.60 | 17.60 | 21.60 | 26.60 | ||
| dk | Flat-end | Max. | 10 | 13 | 16 | 18 | 24 | 30 | 36 |
| Knurled Head | Max. | 10.22 | 13.27 | 16.27 | 18.27 | 24.33 | 30.33 | 36.39 | |
| Min. | 9.78 | 12.73 | 15.73 | 17.73 | 23.67 | 29.67 | 35.61 | ||
| ds1 | Max. | 3.86 | 4.58 | 6.25 | 7.91 | 9.57 | 13.33 | 16.57 | |
| Min. | 3.68 | 4.40 | 6.03 | 7.69 | 9.35 | 12.96 | 16.30 | ||
| e | Min. | 3.44 | 4.58 | 5.72 | 6.86 | 9.15 | 11.43 | 13.72 | |
| k | Max. | 4.5 | 5.5 | 7 | 9 | 11 | 14 | 16 | |
| Min. | 4.32 | 5.32 | 6.78 | 8.78 | 10.73 | 13.73 | 15.73 | ||
| g1 | Max. | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 3 | |
| g2 | Max. | 2 | 2.5 | 3.1 | 3.7 | 4.4 | 5 | 6.3 | |
| r | Min. | 0.25 | 0.4 | 0.6 | 0.6 | 0.6 | 0.8 | 0.8 | |
| s | Nominal | 3 | 4 | 5 | 6 | 8 | 10 | 12 | |
| Max. | 3.08 | 4.095 | 5.095 | 6.095 | 8.115 | 10.115 | 12.142 | ||
| Min. | 3.02 | 4.02 | 5.02 | 6.02 | 8.025 | 10.025 | 12.032 | ||
| t | Min. | 2.4 | 3.3 | 4.2 | 4.9 | 6.6 | 8.8 | 10 | |
Product Parameters
We produce all types of standard or non-standard thread screws according to customer's request.Detailed as following table:
| Specification Table of Thread Screw | |||||
| Standard | Size | Pitch of thread (mm) | d(mm) | Wire Diameter ±0.02mm | |
| Max | Min | ||||
| Chinese National Standard Coarse Thread 60° | M5 | 0.80 | 4.98 | 4.83 | 4.30 |
| M6 | 1.00 | 5.97 | 5.82 | 5.18 | |
| M7 | 1.00 | 6.97 | 6.82 | 6.18 | |
| M8 | 1.25 | 7.96 | 7.79 | 7.02 | |
| M9 | 1.25 | 8.96 | 8.79 | 8.01 | |
| M10 | 1.50 | 9.96 | 9.77 | 8.84 | |
| M11 | 1.50 | 10.97 | 10.73 | 9.84 | |
| M12 | 1.75 | 11.95 | 11.76 | 10.7 | |
| M14 | 2.00 | 13.95 | 13.74 | 12.5 | |
| M16 | 2.00 | 15.95 | 15.74 | 14.5 | |
| M18 | 2.50 | 17.95 | 17.71 | 16.20 | |
| M20 | 2.50 | 19.95 | 19.71 | 18.2 | |
| Chinese National Standard Fine Thread 60° | M5 | 0.50 | 4.97 | 4.86 | 4.57 |
| M6 | 0.75 | 5.97 | 5.85 | 5.41 | |
| M7 | 0.75 | 6.97 | 6.85 | 6.41 | |
| M8 | 1.00 | 7.97 | 7.83 | 7.24 | |
| M9 | 1.00 | 8.97 | 8.83 | 8.24 | |
| M10 | 1.00 | 9.97 | 9.82 | 9.23 | |
| M10 | 1.25 | 9.96 | 9.81 | 9.07 | |
| M12 | 1.25 | 11.97 | 11.76 | 11.07 | |
| M12 | 1.50 | 11.96 | 11.79 | 10.89 | |
| M14 | 1.50 | 13.96 | 13.79 | 12.89 | |
| M16 | 1.50 | 15.96 | 15.79 | 14.89 | |
| M18 | 1.50 | 17.95 | 17.73 | 16.86 | |
| M20 | 1.50 | 19.95 | 19.65 | 18.85 | |
| Specification Table of Thread Screw | |||||
| Standard | Size | Thread per inch | d(mm) | Wire Diameter ±0.02mm | |
| Max | Min | ||||
| British Standard Whitworth Thread (Coarse) 55° | 1/8 | 40 | 3.145 | 3.03 | 2.70 |
| 5/32 | 32 | 3.945 | 3.795 | 3.38 | |
| 3/16 | 24 | 4.732 | 4.592 | 4.00 | |
| 1/4 | 20 | 6.32 | 6.165 | 5.45 | |
| 5/16 | 18 | 7.905 | 7.737 | 6.94 | |
| 3/8 | 16 | 9.49 | 9.312 | 8.4 | |
| 7/16 | 14 | 11.2 | 10.88 | 9.84 | |
| 1/2 | 12 | 12.66 | 12.46 | 11.22 | |
| 9/16 | 12 | 14.25 | 14.04 | 12.81 | |
| 5/8 | 11 | 15.83 | 15.61 | 14.27 | |
| Unified Coarse Pitch Thread ( American Standard) 60° | 4# | 40 | 2.824 | 2.695 | 2.37 |
| 5# | 40 | 3.154 | 3.026 | 2.69 | |
| 6# | 32 | 3.484 | 3.333 | 2.91 | |
| 8# | 32 | 4.142 | 3.991 | 3.57 | |
| 10# | 24 | 4.80 | 4.618 | 4.05 | |
| 12# | 24 | 5.461 | 5.279 | 4.7 | |
| 1/4 | 20 | 6.322 | 6.117 | 5.45 | |
| 5/16 | 18 | 7.907 | 7.687 | 6.93 | |
| 3/8 | 16 | 9.491 | 9.254 | 8.40 | |
| 7/16 | 14 | 11.08 | 10.82 | 9.83 | |
| 1/2 | 13 | 12.66 | 12.39 | 11.32 | |
| 9/16 | 12 | 14.25 | 13.96 | 12.8 | |
| 5/8 | 11 | 15.83 | 15.53 | 14.26 | |
| Unified Fine Pitch Thread ( American Standard) 60° | 4# | 48 | 2.877 | 2.713 | 2.44 |
| 5# | 44 | 3.157 | 3.036 | 2.73 | |
| 6# | 40 | 3.484 | 3.356 | 3.02 | |
| 8# | 36 | 4.145 | 4.006 | 3.63 | |
| 10# | 32 | 4.803 | 4.651 | 4.23 | |
| 12# | 28 | 5.461 | 5.296 | 4.81 | |
| 1/4 | 28 | 6.324 | 6.16 | 5.68 | |
| 5/16 | 24 | 7.909 | 7.727 | 7.16 | |
| 3/8 | 24 | 9.497 | 9.315 | 8.74 | |
| 7/16 | 20 | 11.08 | 10.87 | 10.18 | |
| 1/2 | 20 | 12.67 | 12.46 | 11.76 | |
| 9/16 | 18 | 14.25 | 14.03 | 13.25 | |
| 5/8 | 18 | 15.83 | 15.62 | 14.83 | |
Detailed Photos
Certifications
Products Show
Manufacturing Capacity
Quality Control Method
| Advanced Planning | Process Control | Quality Issue Feedback |
| ·Multi-functional project team ·Build up standard tree,do the analysis and training ·DFMEA ·4 stage project review, quality gate ·PFMEA ·Visualized WI | ·First and final piece100% inspection. ·Combine self-inspect and patrol inspect. ·Regular inspection on fixture and gauges. ·Upper andlower process error prevention control ·5M1E management | ·Quick feedback, arrive sitewithin 10 minutes ·Define interim and containment action within 4hours ·Daily quick response meeting ·8D ·6 Sigma ·Actions follow-upvalidation ·Share to similarproducts ·Record into failure mode database |
FAQ
Q1: Are you a manufacturer?
Yes, we have been in manufacturing and providing excellent linear motion partsfor customers more than 20years.
Q2: How long could you prepare samples?
Ans:Normally 1days if we have the sample onhand.lf customized one. about a week around.
Q3: How about batch order production?
Ans: Normally 30days or so for one container
Q4: Do you inspect the finished products?
Ans:Yes, we will do inspection according to lsO standard and ruled by our QCstaff.
Q5: How do you ship the goods?
Ans: By sea, by air by truck or by courier(UPSDHLFedexTNT etc.)
Q6: What advantage do you have?
Ans:1.We have professional engineers,customers can expect the best possibleadvice and support.
2.Related responsible team to answer all your questions and follow-upprocess for you and do update in time.
3.Strict and standard process control according to Quality ManagementSystem.4.Documents support on products, we have strong technical data sheet tosupport our products, which could make you easier to know our products.
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