Instruction: Parse the product information to locate the target attribute, and then provide the extracted value of the target attribute and its source in the output, specifying None if the attribute is not present.

Input:
Product title: Uxcell Cutting Shank Tile Glass Diamond Coated Hole Saw Cutter, 25mm/8mm
Product description: Designed with diamond coated tip and sturdy metal body, gives good performance and longer life. Excellent for making clean and accurate holes on glass and tile. Works better with an electric drill (here is not included).
Product feature: Product Name : Hole Saw;Material : Metal, Diamond Coated, Cutting Diameter : 25mm/ 1";Shank Size : 8 x 24mm / 0 3" x 0 9" (D L), Total Length : 55mm / 2.2";Color : Silver Tone, Weight: 33g, Package Content : 1 x Hole Saw, Product Name : Hole Saw;Material : Metal, Diamond Coated, Total Length : 55mm / 2.2";Color : Silver Tone, Weight: 33g, Package Content : 1 x Hole Saw
Product brand: uxcell
Target attributes: Type
Answer: attribute: type
value: hole saw
source: product feature
attribute: type
value: hole saw
source: product title