Our Products
We specialize in high-quality, small-diameter metals of tubing, rod, sheet, & strip. We offer these shapes in alloys of brass, aluminum, copper & stainless steel.
Alloys & Tolerances
Brass Tubing (Alloy 260/272)
- Outside Diameter Tolerance: ±.002"
- Inside Diameter Tolerance: ±.002"
- Mill finish in accordance with ASTM B135 standards
- 1/2 - 3/4 hard temper
- Refers to round, square, and rectangular shapes only
Brass Rod (Alloy 260)
- Diameter Tolerance: ±.002"
- Mill finish in accordance with ASTM B134 standards
- 1/4 hard temper
Brass Sheet & Strip (Alloy 260)
- Thickness Tolerance: ±.001"
- Width Tolerance: ±.010"
- Mill finish in accordance with ASTM B36 standards
- 1/2 hard temper
Aluminum Tubing (Alloy 6061-T6 or Alloy 3003)
- Wall Thickness: .014"–.016" (Alloy 3003-H14)
- Wall Thickness: .035"–.049" (Alloy 6061-T6)
- Outside Diameter Tolerance: ±.002"–.003"
- Inside Diameter Tolerance: ±.002"–.003"
- Refers to round and square shapes only
Aluminum Rod (Alloy 1100-O or Alloy 6061)
- 1/32" - 3/32" Diameters (Alloy 1100-O)
- 1/8" - 1/2" Diameters (Alloy 6061)
- Diameter Tolerance: ±.008"
Aluminum Sheet (Alloy 3003-H14 or Alloy 6061-T6)
- .016", .032", .064" Thicknesses (Alloy 3003-H14)
- .064", .090", .125" Thicknesses (Alloy 6061-T6)
- Thickness Tolerance: ±.001"
- Width Tolerance: ±.032"
Aluminum Foil (Alloy 1100-0 & Alloy 1235-O)
- Alloy 1100-0, soft
- Alloy 1235-0, soft & brightened
Copper Tubing (Alloy 122)
- Outside Diameter Tolerance: ±.002"
- Inside Diameter Tolerance: ±.002"
- Mill finish in accordance with ASTM B251 standards
Copper Rod (Alloy 110)
- Diameter Tolerance: ±.002"
- Mill finish in accordance with ASTM B249 standards
- 1/2 hard temper
Copper Sheet & Strip (Alloy 110)
- Thickness Tolerance: ±.001"
- Width Tolerance: ±.010"
- Mill finish in accordance with ASTM B152 standards
Copper Foil (Alloy 110, Soft)
- Thickness options of .003" or .005"
Stainless Steel Tubing (Alloy 304/304L – Welded)
- Welded tubing (Not seamless)
- Complies with ASTM A269 standards
- Not telescopic
Stainless Steel Rod (Alloy 302 or Alloy 303)
- 1/16", 3/32", 1/8" diameters (Alloy 302)
- 3/16" & above diameters (Alloy 303)
Stainless Steel Sheet & Strip (Alloy 430)
- 2BA Bright Annealed Finish with PVC coating (one side)
Tin Coated Sheet (ASTM B545)
- Carbon steel sheet, tin coated
- .008" or .013" Thicknesses
Submit a Free Request for Quote
Our team will review your specifications and respond within 1-2 business days.
Minimum order for custom cut & OEM services: $250+ per item size
This reflects setup, handling, and review required for precision cutting.
Our custom cut services are not designed for single-piece requests. Order minimums subject to change.
Looking for standard lengths or small quantities? Browse our stocked SKU metal sizes instead.
Serving OEM and manufacturing customers since 1946.
How it works:
1. Submit your specifications
Provide your part details and specs through our form
2. Reviewed by our team
Our team personally reviews your request
3. Quote provided within 1-2 business days
Receive a detailed quote with pricing and lead times
Ready to Get Started?
Take the first steps in partnering with K&S Precision Metals for your next project or job.
Contact Information
Phone
773-586-8503
sales@ksmetals.com
Location
Chicago, IL
Need Help?
Not sure what you need? Our experts are here to help you find the right materials for your project.
Hours of Operation
Mon - Thurs: 7:30AM - 3:30PM CST | Friday: 7:30AM - 3:00PM CST | *These hours are subject to change from holidays we observe.