Specification: Aluminum New Material: High Quality Alloy Steel1/8*1/4*2/5*1-9/10 Single Blade: 3.17*10 (Dia.*H)5/32*1/4*1/2*1-9/10 Single Blade: 3.96*13mm (Dia.*H)3/16*1/4*1/2*1-9/10 Single Blade: 4.76*13mm (Dia.*H)1/4*1/4*1*2-3/5 Dual Blade: 6.35*25mm (Dia.*H)5/16*1/4*1-1/10*2-3/5 Double Blade: 7.96*25mm (Dia.*H)3/8*1/4*1-1/10*2-3/5 Double Blade: 9.52*30mm (Dia.*H)1/2*1/4*1-1/10*2-3/5 double blade: 12.70*30mm (Dia.*H)Application: use with engraving machine or handheld grooving and page scraping machine. Tungsten carbide blade, durable. Sharp edge, high hardness, high-frequency welding technology. It is applicable to the processing of MDF, softwood, hardwood, plywood, plastic, artificial stone, etc. A favorite with DIY enthusiasts and professionals. Package Included: 7pcs * Woodworking Straight End Mill Note: Please allow slight deviation due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Payments1. We accept Alipay, West Union, TT. All major credit cards are accepted through a secure payment processor escrow.2. Payment must be made within 3 days of placing the order.3. If you are unable to check out immediately after the listing ends, please wait a few minutes and try again, payments must be completed within 3 days. Shipping1.