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Woodstock D4031 Mortising Attachment Kit

Rated3.7(236 ratings)In stock

Good price

$124.06 is 17% below the $151.26 it normally sells for, and the lowest we've seen in 109 days.

Now
$124.06
Normally
$151.26
Lowest in 109 days
$124.06(Nov 12)
Highest
$166.34
Evidence: Strong109 days tracked8 price changes

Where today's price sits

View on amazon.com (opens in a new tab)

Prices change. Confirm the price on Amazon before you buy. TrackPin may earn a commission if you buy, at no cost to you; it never changes a verdict.

Get an email when the price drops

Good: 5%+ below normal. Great: 20%+ below. One email when it happens, at a price below today's $124.06. No account, no newsletter.

Amazon price jumps and real deals, posted on X: @trackpindeals (opens in a new tab)

Price history

Tracked since Jul 26 · 109 days · 8 price changes

Ahead of Black Friday 2026 (Nov 27), it is already 17% below its normal price of $151.26. Woodstock D4031 Mortising Attachment Kit price history, checked Nov 12, 2026: current price $124.06, normal (typical) price $151.26, average $147.51 over 109 days, lowest $124.06 (Nov 12, 2026), highest $166.34 (Nov 6, 2026).

Loading the price chart.

  • Price
  • Not checked for 3+ days
  • Normal $151.26
  • 5% or more below normal

How often does it drop below normal?

In the 109 days we've tracked it, it stayed 5% or more below today's normal price for an hour or more twice, typically lasting about 12 days. It's below normal right now.

A count of what happened, not a prediction.

Other ways to buy

  • New from

    $124.06

    Amazon.comFulfilled by Amazon · Seller rating 100%

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Get this as JSONThe same verdict and prices, from the TrackPin API.
GET/api/v1/product/B005W16N1M
Request
curl https://trackpin.co/api/v1/product/B005W16N1M \
  -H "x-api-key: $TRACKPIN_API_KEY"

This is exactly what the API returns for this product. Free keys include 100 requests a day.

Request a key
Live response, As of 23:53 UTC
{
  "asin": "B005W16N1M",
  "title": "Woodstock D4031 Mortising Attachment Kit",
  "image": "https://m.media-amazon.com/images/I/811MpO-zTOL._AC_SL500_.jpg",
  "currency": "USD",
  "category": "Home Improvement",
  "category_label": "Tools & Home Improvement",
  "in_stock": true,
  "price": {
    "current_cents": 12406,
    "reference_cents": 15126,
    "discount_pct": 17.98,
    "is_deal": true,
    "observed_at": 1794526232068,
    "changed_at": 1794490100089,
    "checked_at": 1794526232068,
    "source": "stored"
  },
  "verdict": {
    "label": "good",
    "text": "Good price",
    "pct_vs_normal": 17.98,
    "evidence": "strong",
    "stale": false,
    "suspect": false,
    "steady_since": null,
    "sentence": "Good price. $124.06 is 17% below the $151.26 it normally sells for, and the lowest we've seen in 109 days."
  },
  "listing_claim": null,
  "stats": {
    "min_cents": 12406,
    "max_cents": 16634,
    "avg_cents": 14751,
    "history_days": 109,
    "price_levels": 29,
    "price_changes": 8,
    "distinct_prices": 8,
    "lowest_at": 1794490100089
  },
  "history": [
    {
      "price_cents": 15126,
      "from": 1791897528623,
      "to": 1792920572165
    },
    {
      "price_cents": 16115,
      "from": 1792934770118,
      "to": 1793441206778
    },
    {
      "price_cents": 16358,
      "from": 1793452456928,
      "to": 1793955459262
    },
    {
      "price_cents": 16634,
      "from": 1793971082567,
      "to": 1794483146082
    },
    {
      "price_cents": 12406,
      "from": 1794490100089,
      "to": 1794526232068
    }
  ],
  "last_seen": 1794526232068
}
// … 24 more steps in the full response

Normal price: the lowest price level the product held for at least 15% of the last 45 days (about a week). Prices within 3% of each other count as one level, and we use the lowest price in that level. How we calculate it → Prices are observations of amazon.com and may be incomplete or delayed. TrackPin is not affiliated with Amazon.