1 4 countersink bit for sale, brand-new and used.

var itemNumber = window.ebayItemID ?

var itemNumber = window.ebayItemID ?

Listed is a Zephyr ZT331 microstop countersink with six bits and an additional bit attachment. Bits range from 3/4 to 7/8". Numbers are engraved on each bit as follows: ZT-156-21-100-3/8 ZT-156-26-100-1/4 3/4 x 100 x 3/8 7/8 x 100 x 1/4 ACT 7/8 x 100 x 1/4 ACT 7/8 X 100 X 5/16.

var itemNumber = window.ebayItemID ?

var itemNumber = window.ebayItemID ?

This is Snappy item 46332. Snappy countersinks will drill the pilot hole for the screw, countersink for the head of the screw and counterbore for the 3/8" plug. Loosen the set screw to adjust the drill bit to match the length of the screw.

Assortment consists of 3 countersink brace bits, a countersink machinist bit marked “Fast Cut USA H.S.E. - 2 ”, and a 1/4 ” shank bit marked “Grobet GD +1 “ Shipped via USPS in lower 48 states only. Free shipping

You get all 8 tools for one price. You get 5 each universal countersink/deburring tools, 2 each 1/4" hex bit tools and 1 burnishing tool. All are guaranteed sharp.

#4 Combination Drill & Countersink Cleveland Made in USA Double End 60 Degree HS (More pictures at bottom of page)

#3 Combination Drill & Countersink Unknown Make Double End 60 Degree HS BI176 (More pictures at bottom of page)

#3 Combination Drill & Countersink Cleveland Made in USA Double End 60 Degree HS (More pictures at bottom of page)

#3 Combination Drill & Countersink KEO Made in USA Double End 60 Degree HS BI174 (More pictures at bottom of page)

#1 Combination Drill & Countersink TRW Made in USA Double End 60 Degree HS BI170 (More pictures at bottom of page)

#0 Combination Drill & Countersink LSI Made in USA Double End 60 Degree HS BI168 (More pictures at bottom of page)

????? &nb

This is Snappy item 46338. Snappy countersinks will drill the pilot hole for the screw, countersink for the head of the screw and counterbore for the 3/8" plug. Loosen the set screw to adjust the drill bit to match the length of the screw.

Set of 4 countersink drill bits and champher bit. 1.Used 3/4" Champher- Countersink bit with 1/2" shank. 2.#5 Countersink double ended drill bit by KEO 3.

This is Snappy item 43006. Snappy countersinks will drill the pilot hole for the screw, countersink for the head of the screw and counterbore for the 3/8" plug. Loosen the set screw to adjust the drill bit to match the length of the screw.