Part# 12-01499
DescriptionSizePart Number
Strap Duplicator - Bushing Type#10, 13-1/4"12-01499


For drilling an accurate hole in overlapping sheets. The Bushing type duplicator is used by sliding the end with the pin between the sheets and locating the hole to be duplicated from inside.

P/N 12-01498 is pictured.

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Excellent budget tool. Very well made, precise and has a great finish. Id recommend this to anyone.

Brian H
June 20, 2020

Works as it should. A very handy item to have in the tool box.

Keith H
May 29, 2020

Works great. Easy to use and accurate.

Herbert C
April 2, 2020

worked great. no issues with the first use

Brian M
November 7, 2019

Great for what it is intended!

Daris H
August 2, 2019

Great when you need it!

Daris H
August 2, 2019

I ordered both types of duplicator straps and they were delivered 4 days later using standard postal service. Excellent service and first rate items.

April 2, 2017

Worked as advertised, very pleased

James K
March 12, 2017

Worked great, just what I wanted

Flying D
March 9, 2017

Worked well for drilling holes through new Piper Dorsal Fin. However, for holes closer to a raised area, I had to grind the lip off. Otherwise it worked well.

June 2, 2017


Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

Q: #? For a 5/32 hole? What size does the number represent?

The # represents the size drill bit used for this product.

Q: Is the 13-1/4 dimension the length of the duplicator on part # 12-01502?

Yes, that dimension is the length.

Q: For 1/8 inch hole? which size is recommend?

You would want to use one of them designed for the #30 bit. #30 measures .1285 which is just over 1/8".

Q: please provide us with the part number usable for mentioned diameters for rivet diameter (hole) 2,4 mm = 3/32 (inch) 2) 2) for rivet diameter (hole) 3,2 mm = 1/8 (inch) 3) 3) for rivet diameter (hole) 4,0 mm = 5/32 (inch)

They are listed by the drill number you would use for the rivet. 3/32 would be a #40, 1/8 would be a #30, and 5/32 would be #21.

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