Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: BOSTITCH U/BRN175 Bulldog 15Degree Coil Roofing Nailer (Certified Refurbished)
Product description: The BOSTITCH U/BRN175 15 Degree Coil Roofing Nailer combines performance and adjustability to handle roofing applications. This light weight 4.8lb roofing nailer drives 3/4" to 1-3/4" coil roofing nails. A selectable trigger allows you to change between two firing modes, single sequential and contact mode, which can be selected using the dial above the trigger. There is a wheel to adjust the drive depth so that nails can be properly installed into a variety of materials. The exhaust cap can swivel so that the exhaust is always pointing away from the user and the shingle guide under the magazine can be adjusted for proper shingle spacing. The BRN175 also comes with a rubber comfort grip and carbide in the contact arm to help extend the life of the tool. This is a factory reconditioned tool. Reconditioned generally means that the tool has been returned to the manufacturer, who brings the tool back to like new condition. Some tools may contain cosmetic blemishes., Amazon Renewed is your trusted destination for pre-owned and refurbished products that are inspected and tested to work and look like new. A Renewed supplier who is Amazon-qualified and performance managed, performs a full diagnostic test, replaces any defective parts, and thoroughly cleans the product. The products will have minimal to no signs of wear, no visible cosmetic imperfections when held 12 inches away, and may arrive in a brown or white box with relevant accessories that may be generic., This product comes with a minimum 90-day supplier-backed warranty An Amazon qualified supplier will provide a replacement or refund within 90 days of your receipt if the product does not work as expected. The warranty is in addition to Amazon's standard return policy. Learn more, Shop for smartphones, computers, laptops, tablets, home and kitchen appliances, game consoles, office products, and more on Amazon Renewed .
Product feature: Selectable trigger allows the tool to be switched between contact and sequential firing modes, Depth adjust wheel helps drive nails to the proper depth, Adjustable exhaust directs the air away from the user, Adjustable shingle guide for consistent shingle spacing, Carbide nose inserts extend the life of the tool
Product brand: BOSTITCH
Target attributes: Use
Answer: attribute: use
value: roofing
source: product title
attribute: use
value: roofing
source: product description
attribute: use
value: shingle
source: product feature
attribute: use
value: shingle
source: product description