




Company Profile
In-sail/Sandum is dedicated to manufacturing of precision components and the design, fabrication of engineering specialty fasteners and fastening solution development.
Manufacturing Capability
We have powerful manufacturing capability, our automatic lathes, CNC lathes, CNC machining centers, stamping machines and cold heading machines plus auxiliary equipments like milling machine, grinding machine, EDM and the cooperation of our partners, we are able to support every different components regardless of the prototyping or series production.
Auto Lathe Turning
The single shaft cam-base automatic lathes are capable of massive production of brass, aluminum alloy, stainless steel components.
Production range: O. D. 0.5-15
CNC Milling
4-axis and 5-axis machining centers are capable of complex structural parts.
Production range: 800X600
Screw Heading & Rolling
The screw production lines finish the cold heading and thread rolling for small carbon steel or stainless steel screws.
Production range: M0.8-M6 or equivalent sized imperial screws
Stamping
Stamping machines perform the blanking, punching, blending, drawing. Currently we are working on simple stamping jobs.
Production range: 200T max.
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Material | Aluminum alloy,Brass,Stainless Steel,Carbon steel,according to customer's requirement |
Finish |
Milled /Tin plating, copper-plating,hot-dip galvanizing, black oxide coating,red anodized,black anodized,painting,  powdering,rust preventive oil, titanium alloy galvanized, silver plating, plastic, electroplating, anodizing etc. |
Testing Equipment |
CMM,Projector,Pull Tester,Automatic Optic Inspector,Projecting apparatus Salt Spray Test, Durometer, and Coating Analyzer,Tensile Machine |
Management System | ISO9001:2008 |
Certification | SGS,RoHS,Material Certication,PPAP |
Production Capability | Auto-lathe turning:ODΦ0.5-20mm,Tol.±0.01mm |
CNC lathe turning:ODΦ0.5-250mm,Tol.±0.005mm | |
CNC Milling:800x600mm(LxW),Tol.±0.05mm | |
Grinding:Tol.±0.002mm | |
Screw heading & rolling:Metric 0.8-M6,Unified Imperial#0-1/4'' | |
Stamping:200TÂ max | |
Lead Time | 5-15 working days |
Samples | Welcome |
Delivery term | By DHL,UPS,TNT,FedEx,EMS,By Ocean,By Air |
Warranty | Replacement at all our cost for rejected products |





Company Profile
In-sail/Sandum is dedicated to manufacturing of precision components and the design, fabrication of engineering specialty fasteners and fastening solution development.
Manufacturing Capability
We have powerful manufacturing capability, our automatic lathes, CNC lathes, CNC machining centers, stamping machines and cold heading machines plus auxiliary equipments like milling machine, grinding machine, EDM and the cooperation of our partners, we are able to support every different components regardless of the prototyping or series production.
Auto Lathe Turning
The single shaft cam-base automatic lathes are capable of massive production of brass, aluminum alloy, stainless steel components.
Production range: O. D. 0.5-15
CNC Milling
4-axis and 5-axis machining centers are capable of complex structural parts.
Production range: 800X600
Screw Heading & Rolling
The screw production lines finish the cold heading and thread rolling for small carbon steel or stainless steel screws.
Production range: M0.8-M6 or equivalent sized imperial screws
Stamping
Stamping machines perform the blanking, punching, blending, drawing. Currently we are working on simple stamping jobs.
Production range: 200T max.
Â
Material | Aluminum alloy,Brass,Stainless Steel,Carbon steel,according to customer's requirement |
Finish |
Milled /Tin plating, copper-plating,hot-dip galvanizing, black oxide coating,red anodized,black anodized,painting,  powdering,rust preventive oil, titanium alloy galvanized, silver plating, plastic, electroplating, anodizing etc. |
Testing Equipment |
CMM,Projector,Pull Tester,Automatic Optic Inspector,Projecting apparatus Salt Spray Test, Durometer, and Coating Analyzer,Tensile Machine |
Management System | ISO9001:2008 |
Certification | SGS,RoHS,Material Certication,PPAP |
Production Capability | Auto-lathe turning:ODΦ0.5-20mm,Tol.±0.01mm |
CNC lathe turning:ODΦ0.5-250mm,Tol.±0.005mm | |
CNC Milling:800x600mm(LxW),Tol.±0.05mm | |
Grinding:Tol.±0.002mm | |
Screw heading & rolling:Metric 0.8-M6,Unified Imperial#0-1/4'' | |
Stamping:200TÂ max | |
Lead Time | 5-15 working days |
Samples | Welcome |
Delivery term | By DHL,UPS,TNT,FedEx,EMS,By Ocean,By Air |
Warranty | Replacement at all our cost for rejected products |
About Engraved silicone bracelet:
When we see all kinds of flat silicone bracelet on the market ,we can't wait to think about ,we don't like the same items everywhere ,we like something different!Many years ago,our factory had the ability to do silicone bracelet with their debossed logos and images ,all of the different kinds ideas can be engraved on the wristband ,this is fantastic ,and every details keeps deeply in people's heart when they view it ,would you like to do something special?
Engraved silicone bracelet description:
1.Product name:Engraved Silicone Bracelet,engraved silicone bracelet,debossed silicone wristband,engraved bracelet,custom engraved bracelet,debossed rfid wristband
2.Place of origin:Guangdong China
3.Color:any pantone color is available
4.Logo:debossed/engraved
5.MOQ:500pcs.
6.Package:opp bag,customized design is available.
7.Design:Customized
8.Certification:FDA,LFGB,SGS,ROHS,etc.
9.Usage:Gifts/Sports
10.Engraved silicone bracelet photos for reference
Engraved Silicone Bracelet,Debossed Silicone Wristband,Engraved Bracelet,Custom Engraved Bracelet,Debossed Rfid Wristband
Dongguan OK Silicone Gift Co., Ltd. , https://www.dgsiliconewearablegifts.com