Spetool Spiral Router Bits With Upcut 4 Inch Extra Long1/4 Inch Cutting Diameter Product Details SPECIFICATION. Solid carbide up cut router bits with 1/4inch shank and 1/4inch cutting diameter, 2 inch cutting length, 4 inch for total length , can be used on routers with 1/4" collect. UP CUT. Spiral bits used for smoothly upcut groove and slots, Plunge Mortises, Cycles and dado with clean edge and bottom, better than straight bits DURABLE AND PRECISE. SpeTool Upcut router bits are high-quality construction ensures durability and precision, allowing for consistent and accurate cuts. COMPATIBILITY. This CNC Router Bit is perfect for soft woods, hard woods, Plywood, laminate, OAK, MDF and any hardwood working. It can be used with cnc router and handheld router with 1/4" collet. 2 FLUTES. Spiral Bit Design allows for efficient chip removal, reducing heat buildup, better than straight bits SPETOOL SERVICE. Good quality, cost-effective, efficient after-sales service, etc. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.