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: TG Tools WSJ:008002 7+1 piece KIK Spade Drill Bit Set.
Product description: Bits are forged from solid VCr40 Steel. VCr40 has a memory, will return to the original form from twisting or bending in certain range. Designed to cut wood, plastic and non-ferrous sheet metals. It has the ability to produce curve path with no "walking" on smooth surface. nearly flat bottom blind hole.
Product feature: For wood, plastic and non-ferrous sheet metal, 1/4 Hex Shank, Nearly flat bottom blind hole, Pocket Hole, Curve Path, Faster cleaner smoother holes with no burs
Product price: $19.99
Product brand: TG Tools
Target attributes: Drill Bit Type
Answer: attribute: drill bit type
value: spade
source: product title