Every holder named with its own insert code
Accusize Industrial Tools 2387-2004, seven-piece 1/2 in set
The only set in this hub that publishes which insert belongs in which holder — and the part number of the replacement insert kit.
This costs three to four times what the seven-holder kits on this shelf cost, and the page explains why in a single bullet: every holder is named with the insert that belongs in it. MGEHR08-2J takes an MGMN200-M; SER0500J11 takes an 11ER A60; SWGCR08-2J takes a WCMT22; the two SCLCR and SCLCL holders take CCMT21.5; the SDNCN and SDJCR take DCMT21.5. Nothing else in this hub, in either half, publishes that pairing.
The consequence is that these are holders you keep. In two years, when the original edges are used up, the replacements are ordered by code — and the listing even gives the part number of its own insert kit, sold separately, so the ongoing cost is visible before you buy. Five sets on this shelf publish no insert designation at all, which quietly makes the holders as disposable as the inserts.
The rest is specified properly: a 1/2 in shank at 4 in overall length, C6 grade carbide with a TiN coating, a positive rake and a built-in chip breaker — the geometry this hub’s buying tip calls for on a light machine — black oxide holders each marked with their style and shank size, in a fitted aluminum case. What is missing is a spare edge for anything, and a holder steel or hardness figure, which the much cheaper KinRite listing on this shelf does publish.
Availability
Read on the day this page was built: $108 at the American Amazon shop.
Read from Keepa on the day this page was last revised; stock and price both move without notice.
Prices quoted in this text were read on 2026-10-07. The live price is at the top of the page.
The questions welders ask
Why is naming the insert per holder worth the money?
Because it is the difference between a tooling system and a disposable set. Each of these holders takes one specific insert — a CCMT21.5 in the SCLCR, a DCMT21.5 in the SDJCR, an MGMN200 in the grooving holder — and the page prints the pairing. That means in two years, when every original edge is used, the replacements can be ordered by code from any supplier, and the holders go on. Five sets on this shelf publish no insert code at all, which makes the holders as consumable as the inserts.
What is the 2387-2004INSERTS number for?
The matching insert kit, sold separately, and the listing gives its item number outright. That is unusual and it is the clearest sign on this shelf of a set designed to be re-stocked rather than replaced. It also makes the real cost legible: this set plus a box of inserts, against a cheaper set bought again.
Is a true 1/2 inch shank better than 12 mm (0.47 in)?
It is a different size, and what matters is which your tool post is cut for. Half an inch is 12.7 mm (0.50 in); a 12 mm (0.47 in) holder in a 1/2 in clamp sits 0.7 mm (0.03 in) low, which drops the cutting edge below center height and shows up as poor finish and rubbing. Five listings on this shelf describe 12 mm (0.47 in) holders as "1/2 in (12 mm)". This one states 1/2 in with no metric equivalent, and the holder codes — 08-2J — are the imperial series.
