For ID For ID |
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For Hole Style For Hole Style |
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Barrel Length Barrel Length |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement)  |
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Precise-Fit Laps
An adjustment screw expands the barrel of these laps up to 15% to precisely match the ID of your hole and size or polish the inside. Use them with lapping paste.
Laps for closed-end holes have a recessed adjustment screw so the barrel can reach the bottom of the hole.
Laps | Replacement Barrels | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| For ID | Overall Lg. | Barrel Lg. | Material | Shank Material | Adjustment Screw Material | Each | Each | ||
For Open-End Holes | |||||||||
| 1/8" | 2 5/8" | 5/8" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 00000 |
| 5/32" | 3 1/8" | 5/8" | Brass | Steel | Steel | 0000000 | 0000 | 0000000 | 0000 |
| 3/16" | 4 1/4" | 1" | Brass | Steel | Steel | 0000000 | 0000 | 0000000 | 0000 |
| 7/32" | 4 1/2" | 1 1/8" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 1/4" | 4 5/8" | 1 1/4" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 9/32" | 4 7/8" | 1 3/8" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 5/16" | 5" | 1 5/8" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 11/32" | 5 3/4" | 1 3/4" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 3/8" | 5 7/8" | 1 7/8" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 7/16" | 6 1/2" | 2 1/4" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 1/2" | 7 3/8" | 2 1/2" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 9/16" | 7 5/8" | 2 3/4" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 00000 |
| 5/8" | 8 3/8" | 3 1/8" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 00000 |
| 11/16" | 8 3/8" | 3 1/8" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 00000 |
| 3/4" | 8 3/8" | 3 1/8" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 00000 |
| 7/8" | 8 3/8" | 3 1/8" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 00000 |
| 1" | 8 3/8" | 3 1/8" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 00000 |
| 1 1/8" | 9 1/4" | 3 1/8" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 00000 |
| 3mm | 2 5/8" | 5/8" | Brass | Steel | Steel | 00000000 | 00000 | 00000000 | 0000 |
| 5mm | 4 3/8" | 1 1/8" | Brass | Steel | Steel | 00000000 | 00000 | 00000000 | 0000 |
| 6mm | 4 5/8" | 1 1/4" | Brass | Steel | Steel | 00000000 | 00000 | 00000000 | 0000 |
| 7mm | 4 7/8" | 1 3/8" | Brass | Steel | Steel | 00000000 | 00000 | 00000000 | 0000 |
| 8mm | 5" | 1 5/8" | Brass | Steel | Steel | 00000000 | 00000 | 00000000 | 0000 |
| 10mm | 6 1/2" | 2" | Brass | Steel | Steel | 00000000 | 00000 | 00000000 | 0000 |
| 12mm | 6 7/8" | 2 3/8" | Brass | Steel | Steel | 00000000 | 00000 | 00000000 | 0000 |
| 14mm | 7 5/8" | 2 7/8" | Brass | Steel | Steel | 00000000 | 00000 | 00000000 | 0000 |
| 15mm | 8 3/8" | 3 1/8" | Brass | Steel | Steel | 00000000 | 00000 | 00000000 | 00000 |
| 17mm | 8 3/8" | 3 1/8" | Brass | Steel | Steel | 00000000 | 00000 | 00000000 | 00000 |
| 20mm | 8 3/8" | 3 1/8" | Brass | Steel | Steel | 00000000 | 00000 | 00000000 | 00000 |
| 25mm | 8 3/8" | 3 1/8" | Brass | Steel | Steel | 00000000 | 00000 | 00000000 | 00000 |
For Closed-End Holes | |||||||||
| 1/8" | 2 3/8" | 1/2" | Brass | Steel | Steel | 0000000 | 0000 | 0000000 | 0000 |
| 5/32" | 2 7/8" | 1/2" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 3/16" | 3 7/8" | 7/8" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 7/32" | 4" | 1" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 1/4" | 4 1/8" | 1 1/8" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 9/32" | 4 1/4" | 1 1/4" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 5/16" | 4 1/4" | 1 1/4" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 11/32" | 4 7/8" | 1 3/8" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 3/8" | 5" | 1 1/2" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 7/16" | 5 5/8" | 1 3/4" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 1/2" | 6" | 2" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 9/16" | 6" | 2" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 5/8" | 6 1/4" | 2" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 0000 |
| 11/16" | 6 1/4" | 2" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 00000 |
| 3/4" | 6 1/4" | 2" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 00000 |
| 7/8" | 6 1/4" | 2" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 00000 |
| 1" | 6 1/4" | 2" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 00000 |
| 1 1/8" | 7 1/2" | 2 1/2" | Brass | Steel | Steel | 0000000 | 00000 | 0000000 | 00000 |
Small-Hole Lap Sets
For holes up to 1/4", these laps include an expander tool to increase the size to fit a slightly larger ID. Use them with lapping paste to precisely size or polish the inside of the hole.
| No. of Pieces | Includes | Material | Each | |
For Open-End Holes | ||||
|---|---|---|---|---|
| 18 | Lap for 0.032" ID—2 1/2" O'all Lg. × 3/8" Barrel Lg. Lap for 0.036" ID—2 1/2" O'all Lg. × 3/8" Barrel Lg. Lap for 0.04" ID—2 1/2" O'all Lg. × 3/8" Barrel Lg. Lap for 0.046" ID—2 1/2" O'all Lg. × 3/8" Barrel Lg. Lap for 0.054" ID—2 1/2" O'all Lg. × 3/8" Barrel Lg. Lap for 0.062" ID—3" O'all Lg. × 1/2" Barrel Lg. Lap for 0.07" ID—3" O'all Lg. × 1/2" Barrel Lg. Lap for 0.079" ID—3" O'all Lg. × 1/2" Barrel Lg. Lap for 0.09" ID—3" O'all Lg. × 1/2" Barrel Lg. Lap for 0.104" ID—3 1/4" O'all Lg. × 5/8" Barrel Lg. Lap for 0.12" ID—3 7/8" O'all Lg. × 7/8" Barrel Lg. Lap for 0.135" ID—3 1/4" O'all Lg. × 3/4" Barrel Lg. Lap for 0.155" ID—3 1/4" O'all Lg. × 1" Barrel Lg. Lap for 0.17" ID—4 1/4" O'all Lg. × 1" Barrel Lg. Lap for 0.187" ID—4" O'all Lg. × 7/8" Barrel Lg. Lap for 0.218" ID—4 1/8" O'all Lg. × 1 1/4" Barrel Lg. Lap for 0.25" ID—4" O'all Lg. × 1 1/2" Barrel Lg. Expander Tool | Steel | 0000000 | 000000 |
Small-Hole Laps
Lap with Expander
For holes up to 1/4", these laps include an expander tool to increase the size to fit a slightly larger ID. Use them with lapping paste to precisely size or polish the inside of the hole.
| For ID | Overall Lg. | Barrel Lg. | Material | Includes | Pkg. Qty. | Pkg. | |
For Open-End Holes | |||||||
|---|---|---|---|---|---|---|---|
| 0.032" | 2 1/2" | 3/8" | Steel | Expander Tool | 12 | 0000000 | 00000 |
| 0.036" | 2 1/2" | 3/8" | Steel | Expander Tool | 12 | 0000000 | 0000 |
| 0.04" | 2 1/2" | 3/8" | Steel | Expander Tool | 12 | 0000000 | 0000 |
| 0.046" | 2 1/2" | 3/8" | Steel | Expander Tool | 12 | 0000000 | 0000 |
| 0.054" | 2 1/2" | 3/8" | Steel | Expander Tool | 12 | 0000000 | 0000 |
| 0.062" | 3" | 1/2" | Steel | Expander Tool | 12 | 0000000 | 0000 |
| 0.07" | 3" | 1/2" | Steel | Expander Tool | 12 | 0000000 | 0000 |
| 0.079" | 3" | 1/2" | Steel | Expander Tool | 12 | 0000000 | 0000 |
| 0.09" | 3" | 1/2" | Steel | Expander Tool | 12 | 0000000 | 00000 |
| 0.104" | 3 1/4" | 5/8" | Steel | Expander Tool | 12 | 0000000 | 00000 |
| 0.12" | 3 7/8" | 7/8" | Steel | Expander Tool | 12 | 0000000 | 00000 |
| 0.135" | 3 1/4" | 3/4" | Steel | Expander Tool | 12 | 0000000 | 00000 |
| 0.155" | 3 1/4" | 1" | Steel | Expander Tool | 12 | 0000000 | 00000 |
| 0.17" | 4 1/4" | 1" | Steel | Expander Tool | 12 | 0000000 | 00000 |
| 0.187" | 4" | 7/8" | Steel | Expander Tool | 12 | 0000000 | 00000 |
| 0.218" | 4 1/8" | 1 1/4" | Steel | Expander Tool | 12 | 0000000 | 00000 |
| 0.25" | 4" | 1 1/2" | Steel | Expander Tool | 12 | 0000000 | 00000 |