| SKU | Info/Size |
| 3900-2028 | Type:ER-20; Collet Range:0.040-0.511"; Gage Depth:2.75" |
| 3900-2039 | Type:ER-20; Collet Range:0.040-0.511"; Gage Depth:4.00" |
| 3900-2528 | Type:ER-25; Collet Range:0.040-0.629"; Gage Depth:2.75" |
| 3900-2539 | Type:ER-25; Collet Range:0.040-0.629"; Gage Depth:4.00" |
| 3900-4028 | Type:ER-40; Collet Range:0.120-1.020"; Gage Depth:2.75" |
| 3900-4039 | Type:ER-40; Collet Range:0.120-1.020"; Gage Depth:4.00" |
| 3900-4361 | Type:ER-16; Collet Range:0.019-0.406"; Gage Depth:3.5" |
| 3900-4362 | Type:ER-16; Collet Range:0.019-0.406"; Gage Depth:2.5" |
| 3900-4364 | Type:ER-32; Collet Range:0.078-0.787"; Gage Depth:4.00" |
| 3900-4369 | Type:ER-32; Collet Range:0.078-0.787"; Gage Depth:3.2" |
| 3900-4386 | Type:ER-16; Collet Range:0.019-0.406"; Gage Depth:2.76" |
| 3900-4390 | Type:ER-32; Collet Range:0.078-0.787"; Gage Depth:2.76" |
| 3900-4396 | Type:ER-40; Collet Range:0.120-1.020"; Gage Depth:3.15" |